Error while importing HTML5 application in HCP cockpit

Hello Experts,

I am trying to import one SAPUI5 application in HCP cockpit, but it's not allowing me with error as attached .

Just to mention size of application is : 658 KB and i am uploading it in the form of zip, same operation is working for my colleague, he is able to import the same file.

Thanks for response in advance.error-importing.png