# Known software issues

Some software issues deserve special mention. This is what this page is for.

## Unfixed issues

### baxter-oom

{% columns %}
{% column %}
**Trigger**

Triggers during a measurement.

**Symptoms**

All subsequent measurements fail with:

> \[Errno 111] Connection refused

**Recovery**

Restart your BactoBox® to recover.
{% endcolumn %}

{% column %}
**Metadata**

🪲 Introduced in **initial version**

🔧 Fixed in **N/A** (not fixed yet*)*

🎲 Likelihood is **Rare**. Approximately 1 in 1000 measurements.

🌡️ Severity is **Low**. No data loss.
{% endcolumn %}
{% endcolumns %}

## Fixed issues

### wal-db-corruption

{% columns %}
{% column %}
**Trigger**

Triggers after first connection to Access.

**Symptoms**

Symptoms include:

* Data loss (rare but this is the worst case scenario)
* [Stuck at spinner](/troubleshooting/power-on-works-but.../display-seems-frozen-1.md)
* Unable to start any program (even after reboot)

**Recovery**

First, try to restart your BactoBox®.

If you are unable to start any program, delete all user data and then restart your BactoBox®.
{% endcolumn %}

{% column %}
**Metadata**

🪲 Introduced in `v2026.02-alpha.0`

🔧 Fixed in `v2026.02a` . We accidentally [released a POSIX advisory lock](https://www.sqlite.org/howtocorrupt.html#_posix_advisory_locks_canceled_by_a_separate_thread_doing_close_) on the database.

🎲 Likelihood is **Rare**

🌡️ Severity is **High**. Worst case is complete data loss.
{% endcolumn %}
{% endcolumns %}

### sudden-system-failure

{% columns %}
{% column %}
**Trigger**

Triggers at any point in time.

**Symptoms**

One or more of the following happens:

* Screen hangs (freezes)
* Screen glitches
* Software becomes completely unresponsive to further user input (button presses)
* Device powers itself off
* Various error messages (e.g., "no response")

**Recovery**

Restart your BactoBox® to recover.
{% endcolumn %}

{% column %}
**Metadata**

🪲 Introduced in **initial version**

🔧 Fixed in `v2024.03` . Was a bug in the [spi-xilinx linux kernel driver](https://github.com/sbtinstruments/linux-xlnx/commit/8006affda48f3b17941818cf0276c47b24a5d924). We sent a patch to Xilinx (now AMD).

🎲 Likelihood is **Rare**. Once every 100 hours if left powered on at idle. Slightly more frequent if device is under constant use.

🌡️ Severity is **Low**. No data loss.
{% endcolumn %}
{% endcolumns %}


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