With this function, the resolver checks all associated URLs and marks them either with a green tick or, in the event of an error, with a red cross. Users are redirected to the first URL marked in green.



Analyse urn:nbn:de:kobv:po75-opus-1903
https://opus4.kobv.de/opus4-filmuniversitaet/frontdoor/index/index/docId/162
RESTEASY004655: Unable to invoke request: org.apache.http.conn.ConnectTimeoutException: Connect to opus4.kobv.de:443 [opus4.kobv.de/130.73.102.36] failed: Read timed out


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