                        課程
                    
                        /后端開發(fā)
                        
                            /Java
                        
                        /基于SpringBoot  十分鐘搞定后臺管理平臺

java.lang.NullPointerException: null

有沒有人遇到啟動報空指針錯誤的？????

java.lang.NullPointerException: null
?? ?at org.flowable.engine.impl.db.ProcessDbSchemaManager.dbSchemaUpdate(ProcessDbSchemaManager.java:186)
?? ?at org.flowable.engine.impl.db.ProcessDbSchemaManager.performSchemaOperationsProcessEngineBuild(ProcessDbSchemaManager.java:315)
?? ?at org.flowable.engine.impl.SchemaOperationsProcessEngineBuild.execute(SchemaOperationsProcessEngineBuild.java:28)
?? ?at org.flowable.engine.impl.interceptor.CommandInvoker$1.run(CommandInvoker.java:51)
?? ?at org.flowable.engine.impl.interceptor.CommandInvoker.executeOperation(CommandInvoker.java:93)
?? ?at org.flowable.engine.impl.interceptor.CommandInvoker.executeOperations(CommandInvoker.java:72)
?? ?at org.flowable.engine.impl.interceptor.CommandInvoker.execute(CommandInvoker.java:56)