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This guide provides a comprehensive reference for all Oumla API error codes, their meanings, and solutions.

Error Response Format

All error responses follow a consistent format:
{
  "success": false,
  "message": "Human-readable error message",
  "code": "ERR_XXX",
  "category": "ERROR_CATEGORY",
  "statusCode": 400,
  "path": "/api/v1/endpoint",
  "timestamp": "2024-01-01T00:00:00.000Z",
  "requestId": "req_123456789"
}

Error Fields

  • message: User-friendly error message
  • code: Unique error code (ERR_XXX format)
  • category: Error category (VALIDATION, RESOURCE, CONFLICT, etc.)
  • statusCode: HTTP status code
  • path: API endpoint where error occurred
  • timestamp: When the error occurred
  • requestId: Unique request identifier for support

Error Categories

Errors are organized into the following categories:
  • VALIDATION: Input validation errors
  • RESOURCE: Resource not found or invalid
  • CONFLICT: Resource conflicts (e.g., already exists)
  • UNKNOWN_ERROR: General errors
  • NETWORK: Network-related errors
  • AUTHENTICATION: Authentication/authorization errors

General Errors (0-99)

ERR_000 - Already Exists

Status Code: 409
Category: CONFLICT
Message: “Already exists”
Causes:
  • Attempting to create a resource that already exists
Solutions:
  • Check if the resource already exists before creating
  • Use update endpoints if modifying existing resources

ERR_001 - Profile Already Exists

Status Code: 409
Category: CONFLICT
Message: “Profile already exists”
Causes:
  • Creating a profile with a reference that already exists
Solutions:
  • Use a unique reference identifier
  • Check existing profiles before creating
  • Use the update endpoint if modifying an existing profile

ERR_006 - Not Found

Status Code: 404
Category: RESOURCE
Message: “The requested resource was not found”
Causes:
  • Requesting a resource that doesn’t exist
  • Invalid resource ID or reference
Solutions:
  • Verify the resource ID or reference is correct
  • Check that the resource exists before accessing it
  • Ensure you have permission to access the resource

ERR_008 - Unauthorized

Status Code: 401
Category: UNKNOWN_ERROR
Message: “You need to sign in to continue”
Causes:
  • Missing or invalid API key
  • API key has been revoked or expired
Solutions:
  • Verify your API key is correct and included in headers
  • Check API key in the dashboard
  • Generate a new API key if the current one is invalid
  • See Authentication guide for details

ERR_009 - Forbidden

Status Code: 403
Category: UNKNOWN_ERROR
Message: “You don’t have permission to do that”
Causes:
  • Insufficient permissions for the requested operation
  • Resource belongs to a different organization
Solutions:
  • Verify you have the necessary permissions
  • Check that you’re accessing resources from your organization
  • Contact support if permissions seem incorrect

ERR_010 - Bad Request

Status Code: 400
Category: VALIDATION
Message: “Bad Request”
Causes:
  • Invalid request format
  • Missing required fields
  • Invalid parameter values
Solutions:
  • Review the API documentation for required fields
  • Validate request parameters before sending
  • Check request format matches API specification

ERR_014 - Master Wallet Already Generated

Status Code: 409
Category: RESOURCE
Message: “Master wallet already generated”
Causes:
  • Attempting to generate master wallet shares when they already exist
Solutions:
  • Master wallet can only be generated once per organization
  • Use existing master wallet shares if already generated

ERR_015 - Master Wallet Not Generated

Status Code: 400
Category: RESOURCE
Message: “Master wallet not generated”
Causes:
  • Attempting to use master wallet before it’s been generated
Solutions:
  • Generate master wallet shares first
  • Ensure onboarding process is complete

ERR_022 - Invalid Pagination

Status Code: 400
Category: VALIDATION
Message: “Invalid pagination parameters”
Causes:
  • Invalid skip or take values
  • Negative pagination values
  • take exceeds maximum allowed (typically 100)
Solutions:
  • Use valid pagination values (skip >= 0, take > 0)
  • Ensure take doesn’t exceed maximum (100)
  • Use default values if not specified

Validation Errors (300-399)

ERR_302 - Missing Required Field

Status Code: 400
Category: VALIDATION
Message: “Required field is missing”
Causes:
  • Required request field is missing
  • Required parameter not provided
Solutions:
  • Review API documentation for required fields
  • Ensure all required fields are included in request
  • Check field names match API specification

ERR_303 - Invalid Format

Status Code: 400
Category: VALIDATION
Message: “Invalid format provided”
Causes:
  • Field value doesn’t match expected format
  • Invalid data type
  • Format validation failed (e.g., email, address)
Solutions:
  • Verify field format matches API specification
  • Check data types are correct
  • Validate formats before sending (e.g., valid blockchain address)

ERR_304 - Invalid Range

Status Code: 400
Category: VALIDATION
Message: “Value out of valid range”
Causes:
  • Numeric value outside allowed range
  • Amount exceeds limits
Solutions:
  • Check value is within valid range
  • Review API documentation for value constraints
  • Validate ranges before sending request

Contract & Blockchain Errors (100-199)

ERR_056 - Contract Template Not Found

Status Code: 404
Category: RESOURCE
Message: “Contract template not found”
Causes:
  • Contract template ID doesn’t exist
  • Template was deleted
Solutions:
  • Verify contract template ID is correct
  • List available templates to find correct ID
  • Ensure template hasn’t been deleted

ERR_066 - Contract Not Found

Status Code: 404
Category: RESOURCE
Message: “Contract not found”
Causes:
  • Deployed contract doesn’t exist
  • Invalid contract address or deployment ID
Solutions:
  • Verify contract address or deployment ID
  • Check contract deployment status
  • Ensure contract belongs to your organization

ERR_068 - Collection Not Found

Status Code: 404
Category: RESOURCE
Message: “Collection not found”
Causes:
  • Collection ID doesn’t exist
  • Collection was deleted
Solutions:
  • Verify collection ID is correct
  • List available collections to find correct ID
  • Check collection deployment status

ERR_076 - Contract Function Not Found

Status Code: 404
Category: RESOURCE
Message: “Contract function not found”
Causes:
  • Function name doesn’t exist in contract ABI
  • Function signature mismatch
Solutions:
  • Verify function name matches contract ABI
  • Check function parameters match signature
  • Review contract ABI for available functions

ERR_096 - Address Not Found

Status Code: 404
Category: RESOURCE
Message: “Address not found”
Causes:
  • Address doesn’t exist in system
  • Invalid address reference
Solutions:
  • Verify address reference is correct
  • Ensure address belongs to your organization
  • Generate address if it doesn’t exist

ERR_126 - Failed Deployment

Status Code: 500
Category: RESOURCE
Message: “Contract deployment failed”
Causes:
  • Contract deployment transaction failed
  • Insufficient gas or network issues
  • Invalid contract bytecode
Solutions:
  • Check transaction status in workflow
  • Verify sufficient balance for gas fees
  • Review contract bytecode and constructor parameters
  • Check network status

ERR_146 - Contract Deployment Not Completed

Status Code: 400
Category: RESOURCE
Message: “Contract deployment not completed”
Causes:
  • Deployment workflow still in progress
  • Deployment failed but status not updated
Solutions:
  • Check workflow status using Temporal endpoint
  • Wait for deployment to complete
  • Retry if workflow failed

ERR_176 - Invalid Contract Address

Status Code: 400
Category: VALIDATION
Message: “Invalid contract address”
Causes:
  • Contract address format is invalid
  • Address doesn’t match network format
Solutions:
  • Verify address format matches network (Ethereum vs Bitcoin)
  • Check address is a valid contract address
  • Ensure address is on the correct network

ERR_186 - Failed Issue Token

Status Code: 500
Category: RESOURCE
Message: “Failed to issue token”
Causes:
  • Token issuance transaction failed
  • Collection deployment incomplete
  • Network issues
Solutions:
  • Check collection deployment status
  • Verify workflow completed successfully
  • Retry token issuance
  • Check network connectivity

ERR_196 - Token Not Found

Status Code: 404
Category: RESOURCE
Message: “Token not found”
Causes:
  • Token ID doesn’t exist
  • Token was burned or removed
Solutions:
  • Verify token ID is correct
  • Check token exists in collection
  • Ensure token hasn’t been burned

Network & External Service Errors (200-299)

ERR_200 - Network Error

Status Code: 500
Category: NETWORK
Message: “Network error”
Causes:
  • Connection to blockchain network failed
  • Network timeout
  • External service unavailable
Solutions:
  • Retry the request
  • Check network connectivity
  • Verify blockchain network status
  • Contact support if issue persists

ERR_216 - Balance Not Found

Status Code: 404
Category: RESOURCE
Message: “Balance not found”
Causes:
  • Address has no balance
  • Address not indexed yet
Solutions:
  • Verify address is correct
  • Wait for address indexing to complete
  • Check address has received funds

ERR_226 - No Unspent Transactions

Status Code: 400
Category: RESOURCE
Message: “No unspent transactions”
Causes:
  • Bitcoin address has no UTXOs
  • All funds already spent
Solutions:
  • Ensure address has received funds
  • Wait for transaction confirmation
  • Check address balance

ERR_236 - Not Enough Balance

Status Code: 400
Category: RESOURCE
Message: “Not enough balance”
Causes:
  • Insufficient funds for transaction
  • Balance doesn’t cover amount + fees
Solutions:
  • Check available balance
  • Ensure balance covers amount and fees
  • Account for network fees in calculations

Troubleshooting Guide

Common Issues

Issue: Authentication errors persist
  1. Verify API key is correct in dashboard
  2. Check API key is included in request headers
  3. Ensure no extra spaces in API key
  4. Try regenerating API key
Issue: Resource not found errors
  1. Verify resource IDs/references are correct
  2. Check resource belongs to your organization
  3. Ensure resource hasn’t been deleted
  4. List resources to find correct identifiers
Issue: Validation errors
  1. Review API documentation for required fields
  2. Check field formats match specification
  3. Validate data types are correct
  4. Ensure all required fields are provided
Issue: Workflow/async operation errors
  1. Check workflow status using Temporal endpoint
  2. Wait for async operation to complete
  3. Verify workflow completed successfully
  4. Retry if workflow failed

Getting Help

If you continue to experience issues:
  1. Check Error Details: Review the full error response including code, message, and requestId
  2. Review Documentation: Consult relevant guides for your use case
  3. Contact Support: Email with:
    • Error code and message
    • Request ID from error response
    • Steps to reproduce
    • Request details (without sensitive data)
Always include the requestId from error responses when contacting support. This helps us quickly locate and diagnose issues.