Hello everyone,

I am trying to build my own block using gr_modtool.py. But When I run make
test its gives me an error.

mkk@comsec-ThinkCentre-M90p:~/Desktop/gr-howto/build$ ctest -V
UpdateCTestConfiguration  from
:/home/mkk/Desktop/gr-howto/build/DartConfiguration.tcl
UpdateCTestConfiguration  from
:/home/mkk/Desktop/gr-howto/build/DartConfiguration.tcl
Test project /home/mkk/Desktop/gr-howto/build
Constructing a list of tests
Done constructing a list of tests
Checking test dependency graph...
Checking test dependency graph end
test 1
    Start 1: qa_howto_square_ff

1: Test command: /bin/sh
"/home/mkk/Desktop/gr-howto/build/lib/qa_howto_square_ff_test.sh"
1: Test timeout computed to be: 9.99988e+06
1: Running 2 test cases...
1:
1: *** No errors detected
1/2 Test #1: qa_howto_square_ff ...............   Passed    0.00 sec
test 2
    Start 2: qa_square_ff

2: Test command: /bin/sh
"/home/mkk/Desktop/gr-howto/build/python/qa_square_ff_test.sh"
2: Test timeout computed to be: 9.99988e+06
2: Traceback (most recent call last):
2:   File "/home/mkk/Desktop/gr-howto/python/qa_howto_square_ff.py", line
23, in <module>
2:     import howto_swig as howto
2:   File "/home/mkk/Desktop/gr-howto/build/swig/howto_swig.py", line 24,
in <module>
2:     _howto_swig = swig_import_helper()
2:   File "/home/mkk/Desktop/gr-howto/build/swig/howto_swig.py", line 20,
in swig_import_helper
2:     _mod = imp.load_module('_howto_swig', fp, pathname, description)
2: *ImportError: /home/mkk/Desktop/gr-howto/build/swig/_howto_swig.so:
undefined symbol: _Z20howto_make_square_ffv*
2/2 Test #2: qa_square_ff .....................***Failed    0.09 sec

50% tests passed, 1 tests failed out of 2

Total Test time (real) =   0.11 sec

The following tests FAILED:
  2 - qa_square_ff (Failed)
Errors while running CTest

I know this a linking problem error.If anyone can *help* with this I *would*
 really *appreciate. *
*
*
Regards,
Khizer Kaleem
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