SAP Message WXP301 - Number range for info structure libraries is exceeded

Diagnosis
Libraries are used for storing planning layout data internally. Thelibrary name is automatically assigned in the background to each infostructure when a planning layout is created for the first time for anew info structure.
Only a limited number area is available for assigning a library to theapplication. The available number area has already been exhausted.
It is no longer possible to assign new library name for more infostructures. Furthermore, it is no longer possible to enter new planninglayouts for a planning step that links to the relevant info strucute(database table).
INCLUDE ISR_VERARBEITUNG OBJECT DOKU ID TX

Procedure
Contact your system administrator.

Procedure for System Administration
Note, that the following information is only intended for systemadministrators.

  • Check if all info structure for which planning layout have been created
    • are really required.
    • Delete any info structures that are no longer required.

    • Then delete the relevant entry for the info structure from table
      • TWISPS01 (info structure/library assignment).
      • The newly-released library is then assigned once more to another info
        • structure.