SAP Message 50890 - Internal error: Error when reading internal table &1 in &2 &3

Diagnosis
An error occurred when reading an internal table.
An error probably exists in the program. Data inconsistencies may alsoexist.

System Response
The system cannot execute your request because of a program error.

Procedure
Note down:

  • The message text and the message number

  • The name of the internal table and the name of the module/form

  • The transaction/the report

  • The entries that led to this error

  • Send this information with a problem message to SAP.