INVALID_REGEX SAP ABAP Runtime Error invalid regex

INVALID_REGEX is an ABAP runtime error which you may come across when using or developing within an SAP system. See below for the standard details explaining what it means and how you can avoid or fix this runtime error.

Short Dump Classification: A - ABAP Programming Error

You can view further information about a runtme error by using transaction code ST22 which will show you this and all runtime erros that have happen in your SAP system.

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INVALID_REGEX ABAP Runtime Error

Check first, if the regular expression is syntactically correct.

Please see abap error for more details about the possible cause of this runtime error and how it could be avoided.

Please see search hints for more details about the possible cause of this runtime error and how it could be avoided.

Please see send to sap for more details about the possible cause of this runtime error and how it could be avoided.

The specified regular expression is invalid. Check if the regulare expression is bracketed correctly and not empty. Note that the following characters have a special meaning:

. ? * + { } ( ) \ [ ] | ^ $ \

Some special operators, such as equivalence classes [= =] are reserved, but are not supported so far.

Please see abap error for more details about the possible cause of this runtime error and how it could be avoided.

The check of the regular expression <runtime parameter> resulted in an error in the character offset <runtime parameter>. This could be caused by incorrect brackets, the empty character sequence, or the use of an operator that is not supported so far.. Please see abap error for more details about the possible cause of this runtime error and how it could be avoided.

The specified expression <runtime parameter> is no valid regular expression, or cannot be processed in the given context. The error occurred at character offset <runtime parameter>.