# Got an error first opening the 1.0 version (fixed, client side issue)

**URL:** https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914
**Category:** Bug Reports
**Created:** [January 22, 2026, 9:52pm UTC](https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914 "2026-01-22T21:52:05Z")
**Posts on this page:** 7
**Page:** 1

<div class="post-metadata">

### Author: ![CatCut](https://thrivecommunity-cdn.b-cdn.net/letter_avatar_proxy/v4/letter/c/51bf81/32.png) [@CatCut](https://community.revolutionarygamesstudio.com/u/CatCut)
#### Post date: [January 22, 2026, 9:52pm UTC](https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914/1 "2026-01-22T21:52:05Z")

</div>

> <https://pastebin.com/uHY4Szba>

[Logs - Pastebin.com](https://pastebin.com/1pYHcEGA) - Logs

Only the error, the rest is fine, i will try to reopen thrive

The first one is the in game one, the second are the launcher logs

---

<div class="post-metadata">

### Author: ![CatCut](https://thrivecommunity-cdn.b-cdn.net/letter_avatar_proxy/v4/letter/c/51bf81/32.png) [@CatCut](https://community.revolutionarygamesstudio.com/u/CatCut)
#### Post date: [January 22, 2026, 9:53pm UTC](https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914/2 "2026-01-22T21:53:50Z")

</div>

After reopening [After reopening - Pastebin.com](https://pastebin.com/CT06QJLg)

---

<div class="post-metadata">

### Author: ![CatCut](https://thrivecommunity-cdn.b-cdn.net/letter_avatar_proxy/v4/letter/c/51bf81/32.png) [@CatCut](https://community.revolutionarygamesstudio.com/u/CatCut)
#### Post date: [January 22, 2026, 9:57pm UTC](https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914/3 "2026-01-22T21:57:15Z")

</div>

> <https://pastebin.com/MmcB5iG2>

The game works fine, just throws errors, but everything works

---

<div class="post-metadata">

### Author: ![hhyyrylainen](https://thrivecommunity-cdn.b-cdn.net/user_avatar/community.revolutionarygamesstudio.com/hhyyrylainen/32/32_2.png) [@hhyyrylainen](https://community.revolutionarygamesstudio.com/u/hhyyrylainen)
#### Post date: [January 22, 2026, 9:57pm UTC](https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914/4 "2026-01-22T21:57:20Z")

</div>

```auto
Loading mod: PhosphateFixating
Loading mod .pck file: user://mods\PhosphateFixating\PhosphateFixating.pck
Mod loading finished
ERROR: System.Collections.Generic.KeyNotFoundException: The given key 'hydrogenosome_fermentation' was not present in the dictionary.
ERROR: at System.Collections.Generic.Dictionary`2.get_Item(TKey key)
ERROR: at SimulationParameters.GetBioProcess(String name) in /home/hhyyrylainen/Projects/Thrive/simulation_parameters/SimulationParameters.cs:line 303

```

You have a mod enabled. You should disable it as it is likely causing the error.

---

<div class="post-metadata">

### Author: ![CatCut](https://thrivecommunity-cdn.b-cdn.net/letter_avatar_proxy/v4/letter/c/51bf81/32.png) [@CatCut](https://community.revolutionarygamesstudio.com/u/CatCut)
#### Post date: [January 22, 2026, 9:57pm UTC](https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914/5 "2026-01-22T21:57:45Z")

</div>

k, it says i have no

I will

---

<div class="post-metadata">

### Author: ![hhyyrylainen](https://thrivecommunity-cdn.b-cdn.net/user_avatar/community.revolutionarygamesstudio.com/hhyyrylainen/32/32_2.png) [@hhyyrylainen](https://community.revolutionarygamesstudio.com/u/hhyyrylainen)
#### Post date: [January 22, 2026, 9:59pm UTC](https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914/6 "2026-01-22T21:59:10Z")

</div>

Looking at this error it is a 99% chance that a mod is causing the error and not Thrive itself.

---

<div class="post-metadata">

### Author: ![CatCut](https://thrivecommunity-cdn.b-cdn.net/letter_avatar_proxy/v4/letter/c/51bf81/32.png) [@CatCut](https://community.revolutionarygamesstudio.com/u/CatCut)
#### Post date: [January 22, 2026, 9:59pm UTC](https://community.revolutionarygamesstudio.com/t/got-an-error-first-opening-the-1-0-version-fixed-client-side-issue/8914/7 "2026-01-22T21:59:13Z")

</div>

Everything works now no problem, thank you