java.lang.NoClassDefFoundError: org/apache/commons/lang/Validate

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自闭症患者 2021-01-14 02:43

Why does the following happen and how can I fix it?

Exception in thread \"main\" java.lang.NoClassDefFoundError: org/apache/commons/lang/Validate
    at org.


      
      
        
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                   说谎
                                             
                
                
                (楼主)
            
              
              
                2021-01-14 03:04
              

            
            
                        
Looks like you need the jar file in your classpath.
From google it could be commons-lang-2.4.jar or similar
    
             
                                                        
            
            
              
                
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