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SAP system installation on Linux - java.net.UnknownHostException

Dear all,

when I start the sapinst on linux there comes the message:

java.net.UnknownHostException:  <Host>: <Host>

Error during configuration

Error during controller startup

SL Controller existing.

And the installation does not start.

DB is installed. Java is installed and the environment variable JAVA_HOME and SAPINST_JRE_HOME are set.

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