STRING_OFFSET_NEGATIVE 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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To access a substring, always use a positive offset.
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.
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Invalid access to a string using negative offset
Please see abap error for more details about the possible cause of this runtime error and how it could be avoided.
An attempt was made in program <runtime parameter> to access part of a string using an
explicitly specified offset.
This offset (<runtime parameter>) was negative however.
Access is not possible like this.
Please see abap error for more details about the possible cause of this runtime error and how it could be avoided.
STRING_OFFSET_NEGATIVE - string offset negative STRING_OFFSET_LENGTH_TOO_LARGE - string offset length too large STRING_LENGTH_TOO_LARGE - string length too large STRING_LENGTH_NEGATIVE - string length negative STRING_ILLEGAL_NULLTERMINATION - string illegal nulltermination STRING_BAD_REF - string bad ref