Michel Bohms reported a possible bug on users@marmotta.a.o:
Installed Marmotta in quite standard way…still get this message in cmd:
Marmotta/resources|http://localhost:8080/marmotta/resource/|urn:).* is not a valid regular expression; disabling reader/writer filesystem (message was Illegal/unsupported escape sequence near index 4 (C:\Users\bohmshm\AppData\Local\My Local Documents\Marmotta/resources|http://localhost:8080/marmotta/resource/|urn:).* ^)