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:urmel-dana-168389-8-5259
	https://dana.thulb.uni-jena.de/rsc/viewer/dana_derivate_00016838/Tu%20VII%20142a-24_001.tif RESTEASY004655: Unable to invoke request: javax.net.ssl.SSLHandshakeException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

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