The y were removed because the ispconfig update could not be completed. The reason is that there are most likely some missing packages. Run:
then run the ispconfig upadte again and when it sops, scroll in your shell content to find the first error message (which is somewhere in the compile output) and post it there.
As alternative, go trough this guide step by step:
and make sure that all the packages are installed. The run the mkdir command from above and then the update again.