Grads Function error

[Dhaval Prajapati]

 Dear All,

 I am working with EOF analysis scrit in grads when I run it it give following error. How to solve this error??

ga-> open test1.ctl
Scanning description file: test1.ctl
Data file July_Mag_GT_1SD_LE_2SD.out is open as file 1
LON set to 66.5 100.5 
LAT set to 6.5 38.5 
LEV set to 1 1 
Time values set: 1951:1:1:0 1951:1:1:0 
ga-> set lat 6.5 38.5
LAT set to 6.5 38.5 
ga-> set lon 66.5 100.5
LON set to 66.5 100.5 
ga-> set t 1 57
Time values set: 1951:1:1:0 2007:1:1:0 
ga-> eof rf
 Writing data to transfer file...
 Executing eofudf binary ...

Syntax Error: Invalid Operand 
 'eofudf' not a variable or function name
 Error ocurred at column 1
DISPLAY error: Invalid expression 
 Expression = eofudf(rf,57,12,-1,70,rf_)
 eof.gs: First call of eofudf returned Error. STOP



 Thanks,

Dhaval
Indian Centre for Climate and Societal Impacts Research (ICCSIR)
Ahmedabad Education Society compound,
Opp. H.L. Commerce College,
Navrangpura,
Ahmedabad 380 009,
Gujarat,
India
Contact No. : +91(079)40045462




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