[label:app_e]The application is forcibly terminated while content is being downloaded or initialized.

The initialization processing draws images contained in the content and performs other operations.
Insufficient capacity for the image data, the specifications of the device, etc. may have caused the forced termination of the application.
From “Settings” of the application, move to “Download Settings” and then set the Number of pages for initialization to “50.” Subsequently, download the content again.
If this approach is not effective, create the PDF (document) again while optimizing it.