Message type: E = Error
Message class:  CTS_ORGANIZER_MSG - Message Class for the Transport Organizer 
Message number: 137
Message text: Browse for a file to be attached
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The SAP error message CTS_ORGANIZER_MSG137 typically occurs in the context of the Change and Transport System (CTS) when you are trying to attach a file to a transport request or a change document, but the system requires you to browse and select a file to attach.
Cause: The error message indicates that the system is expecting a file to be attached, but either: No file has been selected. The file selection dialog was not completed properly. There may be a configuration issue or a problem with the user interface that prevents the file selection from being processed correctly.
Solution: To resolve this error, you can follow these steps: Ensure File Selection: When prompted, click on the "Browse" button to open the file selection dialog. Navigate to the location of the file you wish to attach. Select the file and confirm your selection. Check File Format: Ensure that the file you are trying to attach is in a supported format. Some systems may have
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