Server deployment project Times error: startup failed due to previous errors

critical: Error listenerStart
2018-5-11 15:32:08 org.apache.catalina.core.StandardContext start
critical: Context [/ SCM] startup failed due to previous errors
2018-5-11 15:32:09 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
serious: The web application [/ SCM] registered the JBDC driver [com.alibaba.druid.mock.MockDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
2018-5-11 15:32:09 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
serious: The web application [/ SCM] registered the JBDC driver [com.microsoft.sqlserver.jdbc.SQLServerDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
2018-5-11 15:32:09 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
serious: The web application [/ SCM] registered the JBDC driver [com.alibaba.druid.proxy.DruidDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.

an error was reported when the deployment was started on the server, but the error was not reported when starting the project in the development tool

Java-ee druid java tomcat
Mar.10,2021

Previous: Python carries on healthy value groupby to json

Next: Background (node) uses images module to process clipped pictures

css mysql arrays josn react html typescript webpack npm sass R objective-c .net sql-server jquery python-3.x angularjs django angular excel regex iphone ajax linux xml pandas vba spring database wordpress string wpf xcode windows bash postgresql oracle multithreading eclipse list firebase algorithm macos forms image scala visual-studio azure bootstrap spring-boot react-native python-2.7 docker performance function winforms matlab powershell apache dataframe api sqlite numpy rest shell selenium flutter dart maven loops qt swing android-studio csv express file class tensorflow sorting codeigniter perl
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b350dd-2bf55.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b350dd-2bf55.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
Need Help?