OCI-13237
        internal error during R-tree concurrent updates: [string]
        
        
        Cause
        An inconsistency is encountered during concurrent updates, possibly due to the use of serializable isolation level.
        Action
        Change the isolation level to "read committed" using the ALTER SESSION statement, or contact Oracle Support Services with the message text.
        
     
    
    
        OCI-13237
        internal error during R-tree concurrent updates: [string]
        
        
        Cause
        An inconsistency is encountered during concurrent updates, possibly due to the use of serializable isolation level.
        Action
        Change the isolation level to "read committed" using the ALTER SESSION statement, or contact Oracle Support Services with the message text.
        
     
    
    
        OCI-13237
        internal error during R-tree concurrent updates: [string]
        
        
        Cause
        An inconsistency is encountered during concurrent updates, possibly due to the use of serializable isolation level.
        Action
        Change the isolation level to "read committed" using the ALTER SESSION statement, or contact Oracle Support Services with the message text.