ERROR: The open failed because library member V01_test.TEST_TABLE.DATA is damaged.

[learn_SAS_23]

ERROR: The open failed because library member V01_test.TEST_TABLE.DATA  is damaged.

can some one help to  fix this error ,  i tried REPAIR by below code

PROC DATASETS LIB= V01_test NOLIST;
REPAIR TEST_TABLE;
RUN; QUIT;

29         PROC DATASETS LIB= V01_test NOLIST;
30         REPAIR TEST_TABLE;
31         RUN;

NOTE: Repairing V01_test .TEST_TABLE(memtype=DATA).
NOTE: File V01_test .TEST_TABLE.DATA is damaged.
ERROR: The open failed because library member V01_test .TEST_TABLE.DATA is damaged.
31       !      QUIT;

NOTE: The SAS System stopped processing this step because of errors.
NOTE: PROCEDURE DATASETS used (Total process time):
      real time           0.00 seconds
      cpu time            0.00 seconds
      

[SASKiwi]

Has TEST_TABLE been OK in the past? If so restore from a backup that has a good version.