Trying to close an experiment but it keeps getting stuck at one section (Captured Image). Getting the message of sorry, object reference not set to an instance of an object.

Trying to close an experiment but it keeps getting stuck at one section (Captured Image). Getting the message of sorry, object reference not set to an instance of an object.

The most common causes for this error are:

1- The section contains a secured PDF 2- The section contains a PDF that was created using a PDF producer other than Acrobat.

For reason 1:

1- Open the original PDF.
2- Remove any security from it.
3- Import to ELN.

For reason 2:

1- Open the original PDF.
2- Print it using Adobe PDF.
3- Import to ELN the resulting file.