What to do if java cannot be started

What should I do if I cannot start java?

#1: Pay attention to two things, download adt and sdk and configure the environment variables correctly; the other is eclipse, sdk, the created project must be on the same disk of the computer Inside, this is considered a bug of eclipse;

2: It may be related to the workspace. File--switch the workspace in the upper left corner of eclipse, set a path under the same disk as eclipse, and build on this path. A workspace;

3: Right-click the project run as android application to run the program;

4: Right-click the project-Properties-Java Compiler-Click Apply-OK to run the program;

Recommended tutorial: "java learning"

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