리눅스에서 포트란 컴파일시 에러 발생

In file 1D-conserv.F90:9

 OPEN(30, NAME='U1CONV.DAT', STATUS ='UNKNOWN')
        1
Error: Syntax error in OPEN statement at (1)
 In file 1D-conserv.F90:10

 OPEN(40, NAME='U2CONV.DAT', STATUS ='UNKNOWN')
        1
Error: Syntax error in OPEN statement at (1)
 In file 1D-conserv.F90:11

 OPEN(50, NAME='U3CONV.DAT', STATUS ='UNKNOWN')
        1
Error: Syntax error in OPEN statement at (1)
 In file 1D-conserv.F90:25

 OPEN(10, NAME='INI.DAT', STATUS ='UNKNOWN')
        1
Error: Syntax error in OPEN statement at (1)
 In file 1D-conserv.F90:189

  OPEN(20, NAME='LIST.DAT', STATUS ='UNKNOWN')
         1
Error: Syntax error in OPEN statement at (1)
 In file 1D-conserv.F90:29

 DO I = 1, 31
    1
Warning: Obsolete: REAL DO loop iterator at (1)
 In file 1D-conserv.F90:60

    DO I = 1, 31
       1
Warning: Obsolete: REAL DO loop iterator at (1)
 In file 1D-conserv.F90:69

    DO I=1,30
       1
Warning: Obsolete: REAL DO loop iterator at (1)
 In file 1D-conserv.F90:95

 DO I=1,31
    1
Warning: Obsolete: REAL DO loop iterator at (1)
 In file 1D-conserv.F90:105

    DO I=2,30
       1
Warning: Obsolete: REAL DO loop iterator at (1)
 In file 1D-conserv.F90:130

      DO I=2,30
         1
Warning: Obsolete: REAL DO loop iterator at (1)
 In file 1D-conserv.F90:160

 DO I=1,31
    1
Warning: Obsolete: REAL DO loop iterator at (1)
 In file 1D-conserv.F90:173

 DO I=1,31
--------------------------------------------------------------------------

리눅스에서 포트란을 컴파일하는데 이런메세지가

나오면서 에러가 나네여...

혹시 해결방법아시는 분좀 리플좀 달아주세여~~

부탁드립니다~~~