mean of an error

[Mohsen Pahlevanzadeh]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Dear all,
I wanna know when i receive "Conflicting types for 'x'"  (x is a
variable that it's mentioned to a data type),What does mean that error?
Yours,Mohsen
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.6 (GNU/Linux)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org

iD8DBQFGBjUU/ZBAvBh9bHIRAl+DAJ9YhbzLoff9o/IBUEeyeh/fgq3N6gCcD8Cg
j/QsKpS5jFgVSv3fmqIooCE=
=NEPI
-----END PGP SIGNATURE-----