001 SAP Message of Class B1 No IDoc type maintained for base type & and extension type &

Search SAP Messages

001(B1) - No IDoc type maintained for base type & and extension type &

Message number 001 of class B1 is used to display message "No IDoc type maintained for base type & and extension type &" and can be triggered using the following ABAP code:

DATA: lv_val1(100) TYPE C.
lv_val1 = '123'.

    MESSAGE E001(B1) WITH lv_val1. "Error message example

    MESSAGE W001(B1) WITH lv_val1. "Warning message example

    MESSAGE I001(B1) WITH lv_val1. "Information message example
See here for more options

What causes this issue

No IDoc type could be found for the parameters basic type &V1& and
enhancement &V2&.An IDoc cannot be processed by the ALE layer without it knowing the IDoc
type.

How to fix

Contact your ALE administrator or use transaction WE30 for IDoc type
maintenance.
Message text extract from SAP system. Copyright SAP SE.

Return to Message Class B1 main page



Search for further information about these or an SAP related objects