Labbook is blank when first opened.

Summary

The labbook appears to be blank, when it is opened the first time. (Summarize the bug encountered concisely)

Steps to reproduce

Log in e.g. as user easytom@irp or snip@irp. Open a labbook. The labbook is blank. Go to home. Open the labbook again. Now the content of the labbook is displayed.

(How one can reproduce the issue - this is very important)

What is the current bug behavior?

The labbook is blank.

What is the expected correct behavior?

The labbook should directly load.

Relevant logs and/or screenshots

(Paste any relevant logs - please use code blocks (```) to format console output, logs, and code, as it's very hard to read otherwise.)

Possible fixes

(If you can, link to the line of code that might be responsible for the problem)