# User abends and Language Environment

Source: https://wndsoftware.com/mainframe-errors/user-abends

### User abends and Language Environment

Look up user abends and Language Environment termination codes.

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### All 7 codes



- [`U0016`User abend 16](https://wndsoftware.com/mainframe-errors/u0016)
- [`U4038`Language Environment severe error](https://wndsoftware.com/mainframe-errors/u4038)
- [`U4039`Language Environment abend to take a dump](https://wndsoftware.com/mainframe-errors/u4039)
- [`U4083`Language Environment save area chain error](https://wndsoftware.com/mainframe-errors/u4083)
- [`U4087`Language Environment recursive error](https://wndsoftware.com/mainframe-errors/u4087)
- [`U4088`Language Environment storage management error](https://wndsoftware.com/mainframe-errors/u4088)
- [`U4093`Language Environment initialization error](https://wndsoftware.com/mainframe-errors/u4093)


### Working with User abends errors

User abends belong to the issuing application or runtime. Capture the preceding Language Environment or product messages; they often identify the actual exception. A user-abend number is not interchangeable with a system completion code.

[Browse all 494 error codes](https://wndsoftware.com/mainframe-errors/) · [WND Terminal’s offline code hints](https://wndsoftware.com/docs/code-hints)


### Use WND Terminal with your host system

WND Software develops WND Terminal Emulator for mainframe, IBM i and UNIX access. For connection and keyboard features, see the [3270 terminal emulator](https://wndsoftware.com/3270-terminal-emulator) or [5250 emulator for IBM i](https://wndsoftware.com/ibm-i). [Explain this screen](https://wndsoftware.com/explain-this-screen) provides screen-specific assistance using the model endpoint and context permitted by IT; the reference article explains the code independently.