Crimson Moon Known Issues
A history-preserving tracker of issues that can be matched to official ProbablyMonsters support or patch announcements.
Stability and Performance
| Issue | Status | Evidence |
|---|---|---|
| Crashes during combat or general play, including ray-tracing-related cases | PARTIALLY_FIXED | HOTFIX_1.0.1 |
| Egregore boss crash on PC and consoles | FIXED_1.0.1 | HOTFIX_1.0.1 |
| Host crash when entering the second arena in Ramshorn Keep | ACKNOWLEDGED | OFFICIAL_SUPPORT |
| Shader compilation stutter for some Epic Games Store players | ACKNOWLEDGED | OFFICIAL_SUPPORT |
No universal crash fix is confirmed in the cited sources. Use the crash and performance guide for safe next steps.
Multiplayer and Co-op
| Issue | Status | Evidence |
|---|---|---|
| Incorrect 'Player has left the session' message | PARTIALLY_FIXED | HOTFIX_1.0.1 |
| Clients may freeze or disconnect in Moore Manor | ACKNOWLEDGED | OFFICIAL_SUPPORT |
| Joining player may become stuck on the title screen after accepting an invitation | FIXED_1.0.1 | HOTFIX_1.0.1 |
| Mission progress may not always be awarded correctly to the host | PARTIALLY_FIXED | HOTFIX_1.0.1 |
| Host option unavailable after reconnecting | FIXED_1.0.1 | HOTFIX_1.0.1 |
| Downed player cannot revive at an active Nexus Gate | FIXED_1.0.1 | HOTFIX_1.0.1 |
These four official entries support the dedicated co-op issues guide.
Saves and Accounts
| Issue | Status | Evidence |
|---|---|---|
| Account issue can prevent the Main Menu from loading correctly | ACKNOWLEDGED | OFFICIAL_SUPPORT |
| Saves may not sync correctly between Steam and Steam Deck on the same account | FIXED_1.0.1 | HOTFIX_1.0.1 |
| Existing save data can be lost when updating the game | PARTIALLY_FIXED | HOTFIX_1.0.1 |
ProbablyMonsters calls update-related save loss high priority and says a fix is being prepared for the Hotfix 1.0.1 adds rolling backup saves and fixes several reset cases, but further reports remain under investigation. See progression loss for the difference between this bug and intended run rules.
UI and HUD
| Issue | Status | Evidence |
|---|---|---|
| Duplicate boss health bars during some encounters | ACKNOWLEDGED | OFFICIAL_SUPPORT |
| XP values may display decimal places incorrectly | ACKNOWLEDGED | OFFICIAL_SUPPORT |
| HUD notifications may repeat more often than intended | PARTIALLY_FIXED | HOTFIX_1.0.1 |
| Multiple issues affecting the Mission Failed screen | ACKNOWLEDGED | OFFICIAL_SUPPORT |
| Friends List UI may fail to display or work correctly on PS5 and Epic Games Store | ACKNOWLEDGED | OFFICIAL_SUPPORT |
| Dropped-loot interaction area is larger than intended | ACKNOWLEDGED | OFFICIAL_SUPPORT |
Bosses and Enemies
| Issue | Status | Evidence |
|---|---|---|
| Felwyl's death sequence may be skipped after certain attacks | ACKNOWLEDGED | OFFICIAL_SUPPORT |
| An additional health bar may appear during the Tyrigon encounter | PARTIALLY_FIXED | HOTFIX_1.0.1 |
Keybinding Status
| Item | Status | Evidence |
|---|---|---|
| Basic PC keyboard and mouse remapping plus mouse sensitivity | FIXED_1.0.1 | HOTFIX_1.0.1 |
| Multiple bindings for one action | OPEN | MULTI_SOURCE |
| Double-tap inputs | OPEN | MULTI_SOURCE |
| Hold inputs | OPEN | MULTI_SOURCE |
FIXED_1.0.1 means Hotfix 1.0.1 explicitly lists the item as addressed. PARTIALLY_FIXED means the patch changed the area but reports remain open. Issues not named in the hotfix stay open or require re-verification.
FAQ
Common questions about this topic.
Are all listed issues fixed?
No. Official launch-day issues remain ACKNOWLEDGED until a source explicitly confirms a fix.
What does RE-VERIFY mean?
A fix has been announced but still needs confirmation in the affected platform or scenario.
Where should I report a new issue?
Use the official ProbablyMonsters Support request channel linked from the Known Issues source.
Sources & updates
This page documents officially confirmed facts about Crimson Moon. Gameplay details can change with patches; anything not yet confirmed is clearly marked as unverified.
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