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Common Issues and Solutions - AgentKit Troubleshooting Guide

This comprehensive troubleshooting guide covers the most frequently encountered issues when building and deploying AgentKit agents, along with step-by-step solutions and prevention strategies.

Quick Reference: Most Common Issues

🔴 Critical Issues (System Down)

🟡 Performance Issues (Degraded Service)

🟢 Quality Issues (Functional but Suboptimal)


Critical Issues

Agent Not Responding

Symptoms: - Agent doesn't respond to requests - No activity logs or status updates - Timeouts on all operations - System appears frozen or inactive

Diagnosis Steps

1. Check Agent Status

# AgentKit CLI commands for status checking
agentkit status --agent-id your-agent-id
agentkit logs --agent-id your-agent-id --last 1h

2. Verify System Health

Check List:
  - Agent deployment status: Active/Inactive/Error
  - Resource allocation: CPU, Memory, API limits
  - Network connectivity: Internet, API endpoints
  - Service dependencies: All required services running

3. Review Recent Changes

Timeline Analysis:
  - When did the agent last work correctly?
  - What changes were made recently?
  - Any system updates or configuration changes?
  - External service disruptions or maintenance?

Common Causes and Solutions

Cause 1: Resource Exhaustion

Problem: Agent running out of memory or CPU
Symptoms: Gradual slowdown, then complete stoppage

Solution:
  1. Check resource usage in AgentKit dashboard
  2. Increase agent resource allocation:
     - Memory: Upgrade to next tier
     - CPU: Enable auto-scaling
     - API Limits: Review and increase quotas
  3. Optimize agent processing:
     - Reduce concurrent operations
     - Implement batching for large datasets
     - Add caching for repeated operations

Cause 2: API Rate Limiting

Problem: Hitting rate limits on external APIs
Symptoms: Intermittent failures, "rate limit exceeded" errors

Solution:
  1. Identify rate-limited APIs in logs
  2. Implement rate limiting strategies:
     - Add delays between API calls
     - Implement exponential backoff
     - Use multiple API keys if available
  3. Optimize API usage:
     - Cache responses when possible
     - Batch API requests
     - Reduce polling frequency

Cause 3: Configuration Errors

Problem: Invalid configuration preventing startup
Symptoms: Agent fails to start or initialize

Solution:
  1. Validate agent configuration:
     - Check JSON/YAML syntax
     - Verify all required fields
     - Confirm data type accuracy
  2. Review integration settings:
     - API endpoints and URLs
     - Authentication credentials
     - Permission scopes
  3. Reset to known working configuration:
     - Restore from backup
     - Use default template
     - Rebuild configuration step by step

Integration Connection Failures

Symptoms: - Cannot connect to external services - API authentication failures - Data sync errors - "Connection refused" or timeout errors

Diagnosis Workflow

1. Network Connectivity Test

# Test basic connectivity
ping api.external-service.com
curl -I https://api.external-service.com/health

# Check DNS resolution
nslookup api.external-service.com

2. Authentication Verification

Check Authentication:
  - API keys: Valid and not expired
  - OAuth tokens: Not expired, proper scopes
  - Certificates: Not expired, properly installed
  - IP whitelist: AgentKit IPs approved

3. Service Status Check

External Service Health:
  - Check service status pages
  - Review API documentation for changes
  - Test with API testing tools (Postman)
  - Contact service provider support

Common Integration Issues

Issue 1: OAuth Token Expiration

Problem: OAuth access tokens expired
Symptoms: "Unauthorized" or "Invalid token" errors

Solution:
  1. Check token expiration:
     - Review token metadata
     - Check expiration timestamps
     - Verify refresh token validity
  2. Implement automatic token refresh:
     - Set up refresh token automation
     - Add token expiration monitoring
     - Implement graceful re-authentication
  3. Update authentication configuration:
     - Re-authorize applications
     - Update stored credentials
     - Test authentication flow

Issue 2: API Version Changes

Problem: External API updated breaking compatibility
Symptoms: "Invalid request" or "Method not found" errors

Solution:
  1. Identify API version changes:
     - Review API documentation
     - Check changelog and breaking changes
     - Test with updated API endpoints
  2. Update integration code:
     - Modify request formats
     - Update response parsing
     - Handle new error conditions
  3. Implement version management:
     - Use versioned API endpoints
     - Monitor for deprecation notices
     - Test with multiple API versions

Issue 3: Firewall/Security Restrictions

Problem: Network security blocking connections
Symptoms: Connection timeouts, "Connection refused" errors

Solution:
  1. Check firewall rules:
     - Verify outbound connections allowed
     - Confirm ports and protocols
     - Check IP whitelist requirements
  2. Configure security settings:
     - Add AgentKit IPs to whitelists
     - Configure proxy settings if required
     - Update SSL/TLS certificates
  3. Work with IT/Security teams:
     - Request firewall exceptions
     - Provide security documentation
     - Implement security compliance

Authentication Permission Errors

Symptoms: - "Access denied" or "Forbidden" errors - Limited functionality despite connection - Some operations work, others fail - Inconsistent permission behavior

Permission Diagnosis

1. Scope and Permission Audit

Review Required Permissions:
  - List all agent operations
  - Document required permission scopes
  - Compare with granted permissions
  - Identify missing or insufficient scopes

2. User vs. Application Permissions

Permission Types:
  User Permissions:
    - Individual user account limits
    - Role-based access controls
    - Department or team restrictions

  Application Permissions:
    - API application scopes
    - System-level access rights
    - Service account permissions

Common Permission Solutions

Solution 1: Insufficient API Scopes

Steps to Fix:
  1. Review API documentation for required scopes
  2. Request additional permissions:
     - Update OAuth application registration
     - Request admin approval for broader scopes
     - Re-authenticate with new permissions
  3. Test permission grants:
     - Verify each operation works
     - Document successful permission sets
     - Create permission templates

Solution 2: Role-Based Access Issues

Steps to Fix:
  1. Identify user role requirements:
     - Document minimum role needed
     - Request role elevation if necessary
     - Create dedicated service accounts
  2. Configure service accounts:
     - Create accounts with appropriate roles
     - Grant minimum necessary permissions
     - Document permission rationale


Performance Issues

Slow Agent Response Times

Symptoms: - Response times >30 seconds for simple operations - Timeouts on complex operations - Users complaining about slow performance - Performance degradation over time

Performance Analysis

1. Response Time Measurement

Metrics to Track:
  - Average response time by operation type
  - 95th percentile response times
  - Response time trends over time
  - Correlation with system load

2. Bottleneck Identification

Common Bottleneck Areas:
  - API call latency
  - Data processing complexity
  - Database query performance
  - Network connectivity issues

Performance Optimization Strategies

Strategy 1: Optimize API Calls

Optimizations:
  1. Implement caching:
     - Cache frequently accessed data
     - Use appropriate cache expiration
     - Implement cache invalidation
  2. Reduce API calls:
     - Batch multiple requests
     - Use bulk operations when available
     - Minimize polling frequency
  3. Parallel processing:
     - Execute independent operations concurrently
     - Use async/await patterns
     - Implement operation queuing

Strategy 2: Data Processing Optimization

Improvements:
  1. Optimize algorithms:
     - Review processing logic
     - Implement more efficient algorithms
     - Reduce data transformation overhead
  2. Stream processing:
     - Process data in chunks
     - Use streaming APIs
     - Implement incremental processing
  3. Resource allocation:
     - Increase processing power
     - Optimize memory usage
     - Use specialized processing agents

High Error Rates

Symptoms: - >5% error rate in operations - Frequent retry attempts - Inconsistent agent behavior - User-reported failures

Error Analysis Framework

1. Error Categorization

Error Types:
  Transient Errors:
    - Network timeouts
    - Rate limiting
    - Temporary service unavailability

  Permanent Errors:
    - Invalid configuration
    - Permission denied
    - Malformed requests

  Data Errors:
    - Invalid input format
    - Missing required fields
    - Data validation failures

2. Root Cause Analysis

Investigation Steps:
  1. Error pattern analysis:
     - When do errors occur?
     - What operations are affected?
     - Are errors correlated with specific inputs?
  2. System correlation:
     - System load during errors
     - External service status
     - Configuration changes
  3. Data quality assessment:
     - Input validation
     - Data format consistency
     - Edge case handling

Error Reduction Strategies

Strategy 1: Improve Error Handling

Implementation:
  1. Implement retry logic:
     - Exponential backoff for transient errors
     - Maximum retry limits
     - Circuit breaker patterns
  2. Enhanced validation:
     - Input validation before processing
     - Data format verification
     - Range and constraint checking
  3. Graceful degradation:
     - Fallback operations
     - Partial success handling
     - User-friendly error messages

Strategy 2: Proactive Monitoring

Monitoring Setup:
  1. Real-time alerting:
     - Error rate thresholds
     - Performance degradation alerts
     - Service dependency monitoring
  2. Predictive analytics:
     - Error pattern prediction
     - Capacity planning
     - Maintenance scheduling

Workflow Bottlenecks

Symptoms: - Long queues in workflow steps - Uneven processing across workflow stages - Some agents overloaded while others idle - Workflow completion times increasing

Bottleneck Analysis

1. Workflow Performance Mapping

Analysis Points:
  - Step completion times
  - Queue lengths by step
  - Agent utilization rates
  - Throughput by workflow stage

2. Capacity Planning

Capacity Assessment:
  - Current vs. required capacity
  - Peak load handling
  - Scalability limitations
  - Resource allocation efficiency

Bottleneck Resolution

Solution 1: Load Balancing

Implementation:
  1. Distribute workload:
     - Implement round-robin routing
     - Use weighted distribution
     - Consider agent specialization
  2. Auto-scaling:
     - Dynamic agent provisioning
     - Queue-based scaling triggers
     - Resource optimization

Solution 2: Workflow Optimization

Optimizations:
  1. Parallel processing:
     - Identify independent operations
     - Implement concurrent execution
     - Reduce sequential dependencies
  2. Workflow redesign:
     - Eliminate unnecessary steps
     - Combine related operations
     - Optimize data flow


Quality Issues

Poor Agent Decision Making

Symptoms: - Incorrect categorizations or classifications - Poor priority assignments - Inappropriate escalations - Low accuracy in automated decisions

Decision Quality Assessment

1. Accuracy Measurement

Metrics to Track:
  - Classification accuracy rate
  - False positive/negative rates
  - User satisfaction with decisions
  - Manual override frequency

2. Decision Pattern Analysis

Analysis Areas:
  - Decision consistency across similar inputs
  - Edge case handling
  - Bias in decision-making
  - Learning from feedback

Decision Improvement Strategies

Strategy 1: Training Data Enhancement

Improvements:
  1. Expand training examples:
     - Add more diverse examples
     - Include edge cases
     - Balance training data
  2. Improve data quality:
     - Clean inconsistent examples
     - Add context information
     - Verify example accuracy
  3. Continuous learning:
     - Implement feedback loops
     - Regular training updates
     - Performance monitoring

Strategy 2: Decision Logic Refinement

Enhancements:
  1. Improve decision criteria:
     - Clarify decision rules
     - Add contextual factors
     - Implement weighted scoring
  2. Add validation steps:
     - Multi-factor validation
     - Confidence scoring
     - Human review triggers

Inconsistent Responses

Symptoms: - Different responses to similar inputs - Varying quality across interactions - Brand voice inconsistency - User confusion about capabilities

Consistency Analysis

1. Response Standardization

Standardization Areas:
  - Message templates and formats
  - Tone and personality consistency
  - Information accuracy and completeness
  - Response timing and structure

2. Quality Control Framework

Quality Measures:
  - Response template compliance
  - Brand voice adherence
  - Accuracy verification
  - User experience consistency

Consistency Improvement

Solution 1: Template Standardization

Implementation:
  1. Develop response templates:
     - Create templates for common scenarios
     - Include brand voice guidelines
     - Provide variation examples
  2. Template enforcement:
     - Automated template checking
     - Quality scoring systems
     - Feedback and correction loops

Solution 2: Quality Assurance Process

Process Implementation:
  1. Regular quality reviews:
     - Sample response analysis
     - User feedback integration
     - Performance trend monitoring
  2. Continuous improvement:
     - Template updates based on performance
     - Training data refinement
     - Best practice documentation

Low Customer Satisfaction

Symptoms: - CSAT scores below target (<4.0/5.0) - Negative user feedback - High escalation requests - Decreased user engagement

Satisfaction Analysis

1. Feedback Collection and Analysis

Data Sources:
  - Direct satisfaction surveys
  - User behavior analytics
  - Support ticket feedback
  - Social media monitoring

2. Root Cause Identification

Analysis Framework:
  - Response quality assessment
  - Issue resolution effectiveness
  - User experience journey mapping
  - Expectation vs. reality gaps

Satisfaction Improvement Plan

Improvement 1: Experience Enhancement

Actions:
  1. Personalization:
     - Use customer history and preferences
     - Adapt communication style
     - Provide relevant recommendations
  2. Proactive service:
     - Anticipate customer needs
     - Provide helpful suggestions
     - Follow up on resolutions
  3. Escalation improvement:
     - Clear escalation triggers
     - Smooth handoff processes
     - Context preservation

Improvement 2: Continuous Feedback Loop

Implementation:
  1. Real-time feedback collection:
     - Post-interaction surveys
     - Inline feedback options
     - Behavior tracking
  2. Rapid response to issues:
     - Daily satisfaction monitoring
     - Quick issue resolution
     - Proactive improvement implementation


Preventive Measures and Best Practices

Monitoring and Alerting Setup

1. Comprehensive Monitoring Strategy

Key Metrics to Monitor:
  Performance:
    - Response times (target: <2 seconds)
    - Throughput (requests per minute)
    - Error rates (target: <2%)
    - Availability (target: 99.9%)

  Quality:
    - Accuracy rates (target: >95%)
    - Customer satisfaction (target: >4.5/5)
    - Escalation rates (target: <10%)
    - Resolution rates (target: >85%)

  Business Impact:
    - Cost per interaction
    - Time savings achieved
    - Process efficiency gains
    - User adoption rates

2. Alerting Framework

Alert Levels:
  Critical (Immediate Response):
    - System down or unresponsive
    - Error rates >10%
    - Customer satisfaction <3.0
    - Security breaches

  Warning (1-hour Response):
    - Performance degradation
    - Error rates 5-10%
    - Queue backlogs
    - Integration issues

  Info (Daily Review):
    - Performance trends
    - Usage patterns
    - Optimization opportunities
    - Capacity planning needs

Maintenance and Updates

1. Regular Maintenance Schedule

Daily:
  - Performance metrics review
  - Error log analysis
  - Queue monitoring
  - User feedback review

Weekly:
  - System health assessment
  - Performance optimization
  - Training data updates
  - Process improvements

Monthly:
  - Comprehensive system review
  - Capacity planning
  - Security assessments
  - User satisfaction analysis

Quarterly:
  - Strategic performance review
  - Technology updates
  - Process redesign
  - Training and development

2. Change Management Process

Change Protocol:
  1. Testing in staging environment
  2. Gradual rollout to production
  3. Performance monitoring during deployment
  4. Rollback procedures if issues arise
  5. Post-deployment validation
  6. Documentation updates

Documentation and Knowledge Management

1. Troubleshooting Documentation

Documentation Requirements:
  - Step-by-step problem resolution guides
  - Common issue patterns and solutions
  - Contact information for escalations
  - System architecture and dependencies
  - Recovery procedures and runbooks

2. Knowledge Sharing

Knowledge Management:
  - Regular team training sessions
  - Issue post-mortems and lessons learned
  - Best practice documentation
  - Cross-team communication protocols


Emergency Response Procedures

Incident Response Plan

1. Incident Classification

Severity Levels:
  P1 (Critical): System completely down, customer impact severe
  P2 (High): Significant functionality impaired, workarounds available
  P3 (Medium): Minor functionality issues, minimal customer impact
  P4 (Low): Cosmetic issues, no functional impact

2. Response Timeline

Response Time Requirements:
  P1: 15 minutes acknowledgment, 1 hour initial response
  P2: 30 minutes acknowledgment, 2 hours initial response
  P3: 1 hour acknowledgment, 4 hours initial response
  P4: 24 hours acknowledgment, next business day response

Escalation Procedures

1. Internal Escalation Path

Level 1: Agent administrator/developer
Level 2: Technical team lead
Level 3: Engineering manager
Level 4: AgentKit support team
Level 5: Executive escalation

2. External Support

AgentKit Support:
  - Support portal and ticket system
  - Community forums and documentation
  - Enterprise support channels
  - Professional services and consulting


Conclusion

Effective troubleshooting requires a systematic approach to problem identification, root cause analysis, and solution implementation. By following the procedures and best practices outlined in this guide, you can:

  • Reduce downtime through proactive monitoring and quick issue resolution
  • Improve performance through systematic optimization and bottleneck elimination
  • Enhance quality through continuous monitoring and improvement processes
  • Increase user satisfaction through responsive issue resolution and experience optimization

Remember that prevention is always better than cure. Implement comprehensive monitoring, maintain good documentation, and establish clear procedures to minimize issues and ensure rapid resolution when they do occur.

For additional support, refer to the Best Practices Guide and the AgentKit community resources.