HTTP ERROR 400 Semicolons are not allowed in the request URI

URI:/jenkins/job/master-osmo-gmr/a1=default,a2=default,a3=default,a4=default,label=osmocom-master-debian9/ws/deps/libosmocore/src/gb;
STATUS:400
MESSAGE:Semicolons are not allowed in the request URI
SERVLET:Stapler

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