Question

~ # ply
ply: error while loading shared libraries: libply.so.0: cannot open shared object file: No such file or directory

Answer

~ # LD_DEBUG=all ply
      5514:
      5514:	file=libply.so.0 [0];  needed by ply [0]
      5514:	find library=libply.so.0 [0]; searching
      5514:	 search cache=/etc/ld.so.cache
      5514:	 search path=/lib/tls:/lib:/usr/lib/tls:/usr/lib		(system search path)
      5514:	  trying file=/lib/tls/libply.so.0
      5514:	  trying file=/lib/libply.so.0
      5514:	   found Hard float (32-bit CPU, 64-bit FPU) running in the wrong mode
      5514:	  trying file=/usr/lib/tls/libply.so.0
      5514:	  trying file=/usr/lib/libply.so.0
      5514:
ply: error while loading shared libraries: libply.so.0: cannot open shared object file: No such file or directory

ply was built with hard float

found Hard float (32-bit CPU, 64-bit FPU) running in the wrong mode