Message type: E = Error
Message class:  SALV_BS_MSG -  
Message number: 304
Message text: Filter condition cannot be interpreted
Linked expressions are permitted in filter conditions Some characters
are interpreted as spearators or operators (for example, "<(><<)>", ">",
"!", "=", hyphen, semicolon, and double quoataion marks). The meaning of
the character string "&V1&" cannot be interpreted.
The specified filter condition is not used.
Change the filter condition. It might help if you put the character
string in double quotation marks. If possible, avoid special characters
or replace them with a placeholder ('*').
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message SALV_BS_MSG304 indicates that there is an issue with a filter condition in the ALV (ABAP List Viewer) grid. This error typically arises when the filter criteria specified in the ALV cannot be interpreted correctly by the system. Here are some common causes, solutions, and related information for this error: Causes: Invalid Filter Syntax: The filter condition may contain syntax errors or unsupported expressions. Data Type Mismatch: The filter condition may be trying to compare incompatible data types (e.g., comparing a string to a number). Field Not Available: The field specified in the filter condition may not exist in the data set or may not be part of the ALV output. Empty Filter Condition: An empty or null filter condition can also lead to this error. Unsupported Operations: Certain operations or functions in the filter condition may not be supported by the ALV. Solutions: Check Filter Syntax: Review the filter condition for any syntax errors.
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