How to delete the already existing interface file IWCI* or ZIWCI_* in webprodyn Component?

Sometime while creating a local webdynpro component and try to be familiar with its features some errors occur. Errors like, during creation of webprodyn component ZZ_ABC and after deleting webdynpro one found that its corresponding interface file ZIWCI_ZXYZ was still exist in system. And when one tries to delete it manually he get some followed messages like:-

“Object cannot be edited with class builder” and “The ABAP interface does not exist”

Then one should not get panic and try to solve out with the following solution.

You can use the function module:- SEO-INTERFACE-DELETE-W-DEPS and can get an smooth and easy Webdynpro interface.