openHAB 4 migration FAQ

[Wolfgang_S]

@laursen

can you paste a link for reference just to have some details?

Message during upgrade and later message if ignored are shown in this example:

openHAB 4.0 Release discussion

I have a major issue since upgrade, seems to be JAVA related, I’m a but confused about what Java version I should : I have Ubuntu server which Zulu 11 and Oracle v8 java versions Selection Path Priority Status ------------------------------------------------------------ 0 /usr/lib/jvm/zulu11/bin/java 2116601 auto mode 1 /usr/lib/jvm/java-11-openjdk-amd64/bin/java 1111 manual mode * 2 …