Preconditions:

• perform a KU from 2.0.8 to 4.3.1.0

A¶

expected:

• immediately after the update all menus should be available/visible, none of the menus should unexpectedly vanish

actual:

• Content > Teaser-Slider is missing

B¶

1. go to Toolbox > Cache (or Catalog > Categories / Products; some other menus will possibly show the same behaviour)
2. move the cursor into the upper left corner of the backend, pay attention to the 'Orders' menu

result:

• the orders menu will vanish

• it will reappear after refreshing the page

C¶

1. install a 4.3.1.0 full version
2. the behaviour described under B also applies for the 4.3.1.0 full version