how to fix LCD problem

[haris wani]

i am working on the project gesture vocalizer for deaf & dumb people. itx having a problem that the text is not getting displayed on the lcd. what to do now?

 

[(*steve*)]

Debugging?

Which is all I can suggest in the absence of any real information.

What's the LCD? Interface? How have you tested it? What has changed between your testing and now? Etc...