fatal:Conditional statements (if and do while) require SCALAR logical values, see all and any functions

Hello
i write script to plot mm5 netcdf file, it give me the following error
*fatal:Conditional statements (if and do while) require SCALAR logical
values, see all and any functions*
i have no all or any function and though i have the previous error.
the error is in line 273
plot_m =gsn_csm_map(wks,resm)
, i put before and after this line print statement .and the print after
this line doesn't appear.
i donot know exactly what is wrong.
i have attached the file.
thanks in advance

-- 
===============
Ahmed Lasheen
Junior researcher at Cairo Numerical Weather Prediction Center (CNWPC)
Egyptian Meteorological Authority(EMA)
Cairo,Egypt
===============

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