ATEN Global Service Site


Subject :
	JavaClient / Unable to launch the application (Java 8u351)

Description :
	When launching the JavaClient viewer, an "Unable to launch the application" error message is displayed.

Solution :
	If your Java version is 8u351, the reason is JRE new version disable SHA1 algorithm which is used in the signed javaclient.jar resulted in the JNLP can not be launched successfully. Users can, at their own risk, remove these restrictions by modifying the Java.Security file ( \Java\jre1.8.0_351\lib\security) 1. remove "SHA1 usage SignedJAR & denyAfter 2019-01-01" from the jdk.certpath.disabledAlgorithms 2. remove "SHA1 denyAfter 2019-01-01" from the jdk.jar.disabledAlgorithms In the future, ATEN will provide new firmware on related affected products to solve this issue.

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