How To Fix SWDP_WB_TOOL156 - Method type of & does not match the component interface &

SAP Error Message - Details

• Message type: E = Error

• Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

• Message number: 156

• Message text: Method type of & does not match the component interface &

What causes this issue?

The Web Dynpro component &V3& implements the Web Dynpro interface &V2&.
The method type (event handler, method, supply function) for &V1& in
&V4& of Web Dynpro component &V3& does not match the one in &V1& in &V4&
for the Web Dynpro interface &V2&.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The Web Dynpro component &V3& cannot correctly implement the Web Dynpro
interface &V2&.

How to fix this error?

Rename the method &V1& in &V4& of Web Dynpro component &V3&.
Afterwards, adjust &V4& of the Web Dynpro component &V3& to the Web
Dynpro interface &V2&.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.