Troubleshooting Tips

The following topics describe problems that you may encounter when using J/Direct. For each situation, possible solutions are provided:

• UnsatisifiedLinkError When Calling a Method

• Getting SecurityException When Calling a DLL Method or Using an @dll.struct Class

• StringBuffers Truncated on Return From DLL Function

• Syntax Errors Within @dll Directives

• Compiler Cannot Find the com.ms.dll Package

• @dll Directives Do Not Work on Applets

• Using J/Direct Makes Class Unusable

• J/Direct Throws a ParameterCountMismatchError After Calling a Native Function

• J/Direct Does Not Unload a DLL