The back-end service interface cannot be accessed. Please check the terminal service log and browser console. (Usually the back-end service is not started, Or exists Cross-domain problem? )

[aqpmzngldh]

The back-end service interface cannot be accessed. Please check the terminal service log and browser console. (Usually the back-end service is not started, Or exists Cross-domain problem? )

[booboosui]

Please check the terminal python log

[aijiang4]

怎么解决呢