How To Fix CLB166 - Method version could not be determined for &2

CLB166 - Overview

• Message type: E = Error

• Message class: CLB - SAIL: Common messages

• Message number: 166

• Message text: Method version could not be determined for &2

What causes this issue?

The valid method version could not be determined for service provider
&V1& and API method &V2&.

System Response

The current API call is terminated.

How to fix this error?

Contact your system administrator and request to have the Customizing of
the ABAP Integration Library corrected.

Procedure for System Administrators

Check the following:
1. For the service provider and API method mentioned above, there should
be at least one entry in table CLBC_PTYP_VERS, specifying the process
method class (transaction CLB_PTYPE).
If this is not the case, search for an SAP note for component BC-SRV-STW
that explains what needs to be maintained. If you cannot find a fitting
note, write an error message on the same component.
2. For the service provider and API method mentioned above, there should
be exactly one entry in table CLBC_PLATF_METH (transaction
CLB_PLATF_DEF).
If this is not the case, search for an SAP note for component BC-SRV-STW
that explains what needs to be maintained. If you cannot find a fitting
note, write an error message on the same component.
For the time being, enter the highest version that you can find in
CLBC_PTYPE_VERS for the given method.

Error message extract from SAP system. Copyright SAP SE.

CLB166 - Details

• The SAP error message CLB166, which states "Method version could not be determined for &2," typically occurs in the context of SAP's Business Workflow or Business Object processing. This error indicates that the system is unable to find a valid version of a method for a specified business object.
  Causes:
  
  Missing Method Version: The method version for the specified business object may not exist in the system.
  Incorrect Configuration: The business object may not be correctly configured, or the method may not be properly defined.
  Transport Issues: If the business object or method was recently transported from another system, the transport may not have included all necessary components.
  Authorization Issues: The user may not have the necessary authorizations to access the method or business object.
  Versioning Issues: There may be multiple versions of the method, and the system is unable to determine which one to use.
  
  Solutions:
  
  Check Method Definition: Go to the transaction code SWO1 (Business Object