error " file NOT found! "when doing a test service in ui5 application in sicf

Hello everyone!
I americium having a occupation with a sap ui5 fiori application.
I did a deploy-to-abap of a ui5 exertion successful the DEV environment, past I spell to the trx sicf and bash a "test service" of the exertion and a model opens successful the browser with the application.
The mistake occurred erstwhile I transported this exertion from DEV to QAS and past I went to the trx sicf and tried to bash a "test service" of the exertion and the exertion opens blank successful the browser with a substance that says "file not found!
Do you cognize wherefore this mistake tin occur?
Or wherever I tin spot a hint of the error? I already tried from the trx /iwfnd/error_log and thing appears.

Thanks