Debugging and Troubleshooting
- Q246: How do I debug an EK9 program?
- Q247: How do I read EK9 compiler error messages?
- Q248: What does a specific EK9 error code mean?
- Q249: How do I use the language server for error detection?
- Q250: Why is the compiler reporting a type mismatch?
- Q251: Why does the compiler say my variable is unset?
- Q252: How do I use verbose or debug compilation modes?
- Q253: What do the compiler phases mean?
- Q983: What are the most common EK9 compiler errors and what do they mean?
- Q993: The compiler reports E08030 on this method. What is wrong and how do I fix it?
- Q1043: I get E05030 'not open to be extended'. What does this mean and how do I fix it?
- Q1044: I tried to extend List and got E05030. How do I wrap a collection instead?
- Q1254: Walk me through fixing error E05030 'not open to be extended' for three different cases: extending a closed class, extending a closed function, and extending a built-in type.