3648498 - 429 error encountered when calling API /learning/odatav4/public/admin/user-service/v2/AI_mergeUser

Persistent 429 error occurs when calling the API endpoint /learning/odatav4/public/admin/user-service/v2/AI_mergeUser

• Error message received: "API calling limit exceeded, Try later"
• Response code: 429 TOO_MANY_REQUESTS

SAP SuccessFactors Learning

1. Implement a conservative rate-limiting strategy >
2. Execute multiple merge operations using the API endpoint /learning/odatav4/public/admin/user-service/v2/AI_mergeUser >
3. Observe that rate limits are hit after only 2–3 merge operations, resulting in 429 error.

API throttling limits restrict the frequency of calls to the endpoint /learning/odatav4/public/admin/user-service/v2/AI_mergeUser.

1. Ensure API calls to /learning/odatav4/public/admin/user-service/v2/AI_mergeUser are spaced at least 5 minutes;
2. Adhere to the monthly cap of 5000 merges, which applies to the combined total of API calls and bulk merges through the import tool;
3. Confirm that the limits are consistent across all environments (production and non-production);
4. Refer to the following documentation for additional guidance:

• Throttling Limits for Learning OData APIs | SAP Help Portal
• 2516640 - OData API throttling and call frequency restrictions - Learning
• 2804267 - SAP SuccessFactors Learning Product Guidelines & Best Practices

Frequently asked questions: 

Q1. How often can the API be called?
A1. This API can be called once every 5 minutes.

Q2. Is there a cap on the total number of merges allowed?
A2. Yes. There is a monthly cap of 5000 merges in total. This limit applies to the sum of merges performed via API calls and bulk merges through the import tool.

Q3. Do cumulative monthly limits apply to both API calls and bulk imports?
A3. Yes. The 5000 merges per month limit applies to both methods combined (API + import tool).

Q4. Are there differences in throttling or limits across environments (Sandbox vs. Production)?
A4. No. The limits are the same across environment types.

• Throttling Limits for Learning OData APIs
• KBA 2804267 - SAP SuccessFactors Learning Product Guidelines & Best Practices
• KBA 2516834 - SAP SuccessFactors Learning Data Services Extract

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