a message about company that already exist

[Liudmila19]

A user doesn`t see a message when wants create a company with a name that already exists
Preconditions:

1. A company with name "New" already exist
   Steps to reproduce:
2. Go to "Invites" tab
3. Press "Add new company"
4. Enter "New" as a name of company
5. Press "Create"
   Expected result: user see a message "Company with the same name already exist"
   Actual result: user cannot create a new company but he doesn't see a message