Error while saving the mashup

[RimDataAnalyst]

Hello,

I am facing a problem that i cannot save the mashup after editing  , and this is the error that appears :

And this is the error that appears in the console :

Best regards 

Rim

[Jack_Guo]

Hi @RimDataAnalyst ,

Does this occur for the specific mashup or affects all of the mashups? How about a new mashup, can you save?

[RimDataAnalyst]

Hello , thank you for your answer , in fact it is an error of a access right , the admin of Qlik platform in my company helped me .