[users@httpd] Apache configuration - DirectoryMatch directive: Error in regex evaluation

Dear all, I am using Apache/2.4.10 (Debian). Following the Apache documentation, I am trying to configure my server using DirectoryMatch. I get the expected behavior concerning the directories I want to handle (only user whose name is the same as the directory name can access to the directory).

[users@httpd] Apache configuration - DirectoryMatch directive: Error in regex evaluation

Dear all, I am using Apache/2.4.10 (Debian). Following the Apache documentation, I am trying to configure my server using DirectoryMatch. I get the expected behavior concerning the directories I want to handle (only user whose name is the same as the directory name can access to the directory).