Can't connect to database postgresql Compiler Error

Question

Hey Guys,
I am using GWT to develop an application, and I am getting an error that the complier can't import java.sql.
Below is the compiler output
init:
deps-module-jar:
deps-ear-jar:
deps-jar:
library-inclusion-in-archive:
library-inclusion-in-manifest:
Analyzing source in module 'org.tracker.Main'
[ERROR] Errors in '/home/simerjot/NetBeansProjects/tracker/src/java/org/tracker/client/MainEntryPoint.java'
[ERROR] Line 22: The import java.sql cannot be resolved
[ERROR] Line 45: Statement cannot be resolved to a type
[ERROR] Line 52: The method forName(String) is undefined for the type Class
[ERROR] Line 53: Connection cannot be resolved to a type
[ERROR] Line 53: DriverManager cannot be resolved
[ERROR] Line 56: ResultSet cannot be resolved to a type
[ERROR] Line 73: ClassNotFoundException cannot be resolved to a type
[ERROR] Line 76: SQLException cannot be resolved to a type
Finding entry point classes
[ERROR] Unable to find type 'org.tracker.client.MainEntryPoint'
[ERROR] Hint: Previous compiler errors may have made this type unavailable
[ERROR] Hint: Check the inheritance chain from your module; it may not be inheriting a required module or a module may not be adding its source path entries properly
[ERROR] Build failed
/home/simerjot/NetBeansProjects/tracker/nbproject/build-gwt.xml:13: Java returned: 1
BUILD FAILED (total time: 3 seconds)

Answer 1

Something has gone badly awry in your configuration.
Can you compile anything at all? Even a simple HelloWorld program?