I am having the same issue since the patch 1.3.53.
Maybe this can help :
****************
Mono path[0] = 'C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Managed'
Mono config path = 'C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/MonoBleedingEdge/etc'
Initialize engine version: 2019.4.32f1 (f88bf0bee961)
[Subsystems] Discovering subsystems at path C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/UnitySubsystems
GfxDevice: creating device client; threaded=1
Direct3D:
Version: Direct3D 11.0 [level 11.1]
Renderer: NVIDIA GeForce RTX 2070 with Max-Q Design (ID=0x1f14)
Vendor:
VRAM: 8031 MB
Driver: 30.0.14.7151
Begin MonoManager ReloadAssembly
- Completed reload, in 0.133 seconds
<RI> Initializing input.
<RI> Input initialized.
<RI> Initialized touch support.
UnloadTime: 1.167800 ms
WwiseUnity: Wwise(R) SDK Version 2021.1.4 Build 7707.
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 39)
WwiseUnity: Setting Plugin DLL path to: C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data\Plugins\x86_64
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 39)
WwiseUnity: Sound engine initialized successfully.
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 39)
Unloading 6 Unused Serialized files (Serialized files now loaded: 0)
Unloading 8 unused Assets to reduce memory usage. Loaded Objects now: 10399.
Total: 18.391400 ms (FindLiveObjects: 1.410000 ms CreateObjectMapping: 0.720200 ms MarkObjects: 16.225000 ms DeleteObjects: 0.035300 ms)
Unloading 1 Unused Serialized files (Serialized files now loaded: 0)
Unloading 0 unused Assets to reduce memory usage. Loaded Objects now: 10399.
Total: 14.367500 ms (FindLiveObjects: 1.066500 ms CreateObjectMapping: 0.355800 ms MarkObjects: 12.935100 ms DeleteObjects: 0.009700 ms)
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonCryptoPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonCryptoPlugin.dll
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonCryptoPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonCryptoPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonCryptoPlugin.dll
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonCryptoPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonSocketPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonSocketPlugin.dll
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonSocketPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonSocketPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonSocketPlugin.dll
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonSocketPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonEncryptorPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonEncryptorPlugin.dll
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/PhotonEncryptorPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonEncryptorPlugin
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonEncryptorPlugin.dll
Fallback handler could not load library C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/Mono/libPhotonEncryptorPlugin
Unexpected timestamp values detected. This can occur in H.264 videos not encoded with the baseline profile. Timestamps will be skewed to correct the playback for C:/Program Files (x86)/Steam/steamapps/common/Slasta_COTM/Solasta_Data/StreamingAssets/BackgroundMovie.MP4
(Filename: Line: 0)
WwiseUnity: There are multiple AkWwiseInitializationSettings objects instantiated; only one will be used.
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 39)
Unloading 3 Unused Serialized files (Serialized files now loaded: 23)
Unloading 48956 unused Assets to reduce memory usage. Loaded Objects now: 159517.
Total: 550.376500 ms (FindLiveObjects: 11.920700 ms CreateObjectMapping: 12.644300 ms MarkObjects: 512.088800 ms DeleteObjects: 13.722300 ms)
WARNING: Shader Unsupported: 'Hidden/Nature/Terrain/Utilities' - All passes removed
WARNING: Shader Did you use #pragma only_renderers and omit this platform?
WwiseUnity: There are multiple AkWwiseInitializationSettings objects instantiated; only one will be used.
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 39)
Unloading 3 Unused Serialized files (Serialized files now loaded: 92)
Unloading 3475 unused Assets to reduce memory usage. Loaded Objects now: 217581.
Total: 616.048800 ms (FindLiveObjects: 11.734400 ms CreateObjectMapping: 8.391100 ms MarkObjects: 593.411200 ms DeleteObjects: 2.511800 ms)
(MeshCombineStudio) => No matching GameObjects with chosen search options are found for combining.
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 39)
Uploading Crash Report
NullReferenceException: Object reference not set to an instance of an object
at SRDebugger.Services.Implementation.DebugTriggerImpl.OnError (SRDebugger.Services.IConsoleService console) [0x00000] in <0050683a614d47208934a638cc3b9252>:0
at SRDebugger.Services.Implementation.StandardConsoleService.AdjustCounter (UnityEngine.LogType type, System.Int32 amount) [0x00031] in <0050683a614d47208934a638cc3b9252>:0
at SRDebugger.Services.Implementation.StandardConsoleService.UnityLogCallback (System.String condition, System.String stackTrace, UnityEngine.LogType type) [0x00043] in <0050683a614d47208934a638cc3b9252>:0
at UnityEngine.Application.CallLogCallback (System.String logString, System.String stackTrace, UnityEngine.LogType type, System.Boolean invokedOnMainThread) [0x00030] in <309a05e2dd0a4e38aa2f0404a7fd287c>:0
UnityEngine.DebugLogHandler:Internal_LogException(Exception, Object)
UnityEngine.DebugLogHandler:LogException(Exception, Object)
UnityEngine.Logger:LogException(Exception, Object)
UnityEngine.Debug:LogException(Exception)
Trace:LogException(Exception)
TA.Coroutine:Run()
GameLocationManager:Update()
(Filename: <0050683a614d47208934a638cc3b9252> Line: 0)
ArgumentException: An item with the same key has already been added. Key: 135
at System.Collections.Generic.Dictionary`2[TKey,TValue].TryInsert (TKey key, TValue value, System.Collections.Generic.InsertionBehavior behavior) [0x000c1] in <eae584ce26bc40229c1b1aa476bfa589>:0
at System.Collections.Generic.Dictionary`2[TKey,TValue].Add (TKey key, TValue value) [0x00000] in <eae584ce26bc40229c1b1aa476bfa589>:0
at GameLocationGadgetManager.RegisterGadget (GameGadget gameGadget) [0x0000c] in <dfa89edb66504d259c70cbf13ea04ece>:0
at GameGadget.PostLoad () [0x0000e] in <dfa89edb66504d259c70cbf13ea04ece>:0
at GameGadget.RestorePersistentData (GameLocationPersistentData data) [0x0005d] in <dfa89edb66504d259c70cbf13ea04ece>:0
at GameLocation.RestorePersistentData (GameLocationPersistentData data) [0x00027] in <dfa89edb66504d259c70cbf13ea04ece>:0
at GameLocationPersistentData.RestoreLocationData (GameLocation gameLocation) [0x00021] in <dfa89edb66504d259c70cbf13ea04ece>:0
at GameLocationManager+<LoadLocationAsync>d__134.MoveNext () [0x006a6] in <dfa89edb66504d259c70cbf13ea04ece>:0
at TA.Coroutine.Run () [0x00019] in <dfa89edb66504d259c70cbf13ea04ece>:0
UnityEngine.DebugLogHandler:Internal_LogException(Exception, Object)
UnityEngine.DebugLogHandler:LogException(Exception, Object)
UnityEngine.Logger:LogException(Exception, Object)
UnityEngine.Debug:LogException(Exception)
Trace:LogException(Exception)
TA.Coroutine:Run()
GameLocationManager:Update()
(Filename: <eae584ce26bc40229c1b1aa476bfa589> Line: 0)
Setting up 6 worker threads for Enlighten.
Thread -> id: cd0 -> priority: 1
Thread -> id: 2050 -> priority: 1
Thread -> id: 4428 -> priority: 1
Thread -> id: 2b0 -> priority: 1
Thread -> id: 1778 -> priority: 1
Thread -> id: 31b4 -> priority: 1
Calling Deallocate on pointer, that can not be deallocated by allocator ALLOC_TEMP_THREAD
(Filename: Line: 160)