Message type: E = Error
Message class:  /IWBEP/COS_SUTIL -  
Message number: 097
Message text: Invalid input value for inbound conversion exit 'ZCITY'
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.
Unfortunately, there isn't any extra information in this error notice.
First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).
Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.
You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.
The SAP error message /IWBEP/COS_SUTIL097 Invalid input value for inbound conversion exit 'ZCITY' typically indicates that there is an issue with the data being passed to a conversion exit in an SAP system, specifically for a field named ZCITY. This error is often encountered in the context of OData services or when working with SAP Gateway.
Cause: Invalid Input Value: The value being passed to the ZCITY conversion exit does not meet the expected format or criteria. This could be due to: The value being null or empty. The value being in an incorrect format (e.g., special characters, incorrect length). The value not being recognized as a valid city name according to the logic defined in the conversion exit. Conversion Exit Logic: The custom conversion exit ZCITY may have specific validation rules that the input value is failing to meet. Data Mapping Issues: If the data is being mapped from one structure to another (e.g., from an
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/IWBEP/COS_SUTIL020 
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/IWBEP/COS_SUTIL010 Use shared memory for metadata caching
What causes this issue?  Cache the metadata in the shared memorySystem Response  If this flag is set, metadata is cached in the shared memory. This is...
/IWBEP/COS_SUTIL098 Invalid input value for outbound conversion exit 'ZCITY'
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/IWBEP/COS_SUTIL099 &1: &2 contains invalid values (&3)
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.