With its set to true, what do you get in logs with IMOLA - please try to find this lines:
[TrackDetails:26] Set(): Track geo tags: 44.3612° N, 11.7125° E
[TrackDetails:40] Set(): Track time zone: (UTC+01:00) Amsterdam, Berlin, Bern, Rom, Stockholm, Wien, daylight saving time: True, date: 10/08/2018 23:23:55
Quick try with Imola, 9:53, Clear__dynamic_24h.
23:25:35.040: … [TrackObject.Skins:314] DisplayActiveSkins(): No skins found
23:25:40.991: … [TrackObject.Skins:314] DisplayActiveSkins(): No skins found
23:25:47.051: ⊕ [QuickDriveModeViewModel:125] StartAsync()
23:25:47.059: → [GameWrapper:234] StartAsync_PrepareRace(): Assists: (TyreBlankets=False, ABS=1, TC=1)
23:25:47.066: … [GameWrapper:371] StartAsync(): AcManager.Tools.GameWrapperUiFactory
23:25:47.082: → [GameWrapper:285] StartAsync_Ui(): Starting game: (Basic=Race, Mode=HotlapProperties, Additional=[WeatherSpecificDate, WeatherDetails, QuickDrivePresetProperty, CarCustomDataHelper, TrackDetails, WeatherProceduralHelper, WeatherSpecificLightingHelper, WeatherSpecificCloudsHelper, WeatherSpecificTyreSmokeHelper, DrivenDistance, ModeSpecificPresetsHelper, WeatherSpecificVideoSettingsHelper, CarSpecificControlsPresetHelper, CarRaceTextures, AcPatchTrackOutline, ExtraHotkeysRaceHelper, DriverName])
23:25:47.291: … [AcsStarterFactory:85] PrepareCreated(): Starter created: AppIdStarter
23:25:47.302: → [TrackDetails:26] Set(): Track geo tags: 44.3612° N, 11.7125° E
23:25:47.419: ⚠ [TimezoneDeterminer:29] TryToDetermineAsync(): System.Exception: Invalid response
at AcManager.Tools.Helpers.Api.GoogleApiProvider.<DetermineTimeZoneAsync>d__1.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at AcManager.Tools.Helpers.TimeZoneDeterminer.<TryToDetermineAsync>d__1.MoveNext()
23:25:47.487: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE origin: 165”
23:25:47.496: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE corrected: 0”
23:25:47.590: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE origin: 165”
23:25:47.600: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE corrected: 0”
23:25:47.682: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE origin: 165”
23:25:47.691: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE corrected: 0”
23:25:47.742: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE origin: 165”
23:25:47.751: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE corrected: 0”
23:25:47.797: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE origin: 165”
23:25:47.806: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE corrected: 0”
23:25:47.852: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE origin: 165”
23:25:47.861: → [LuaHelper:26] Log(): Lua: “SUN_HEADING_ANGLE corrected: 0”
23:25:47.886: … [WeatherSpecificLightingHelper:29] Process(): SUN_PITCH_ANGLE: 105.290572028696
23:25:47.894: … [WeatherSpecificLightingHelper:29] Process(): SUN_HEADING_ANGLE: -62.0893905693388
23:25:47.907: … [TemporaryFileReplacement:33] Apply(): F:\SteamLibrary\SteamApps\common\assettocorsa\content\texture\clouds → F:\SteamLibrary\SteamApps\common\assettocorsa\content\texture\clouds_backup_cm
23:25:47.916: … [TemporaryFileReplacement:111] Apply(): F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_smoke.ini → F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_smoke.ini_backup_cm
23:25:47.924: … [TemporaryFileReplacement:116] Apply(): F:\SteamLibrary\SteamApps\common\assettocorsa\content\weather\0_gbW_Dyn_Clear\tyre_smoke.ini → F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_smoke.ini
23:25:47.932: … [TemporaryFileReplacement:111] Apply(): F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_smoke_grass.ini → F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_smoke_grass.ini_backup_cm
23:25:47.939: … [TemporaryFileReplacement:116] Apply(): F:\SteamLibrary\SteamApps\common\assettocorsa\content\weather\0_gbW_Dyn_Clear\tyre_smoke_grass.ini → F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_smoke_grass.ini
23:25:47.947: … [TemporaryFileReplacement:111] Apply(): F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_pieces_grass.ini → F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_pieces_grass.ini_backup_cm
23:25:47.954: … [TemporaryFileReplacement:116] Apply(): F:\SteamLibrary\SteamApps\common\assettocorsa\content\weather\0_gbW_Dyn_Clear\tyre_pieces_grass.ini → F:\SteamLibrary\SteamApps\common\assettocorsa\system\cfg\tyre_pieces_grass.ini
23:25:47.962: … [ModeSpecificPresetsHelper:90] Set(): Custom presets active: False
23:25:47.974: → [CarSpecificControlsPresetHelper:52] SetOverride(): Car steer lock: 864°
23:25:47.981: → [CarRaceTextures:43] Set(): Time taken: 0.14 ms
23:25:47.988: → [AcPatchTrackOutline:51] Set(): Time taken: 0.08 ms
23:25:48.014: … [StarterBase:99] WaitUntilGameAsync(): Game is already here!
23:25:48.025: → [ExtraHotkeysRaceHelper:586] .ctor(): Extra key bindings: 0
23:25:48.033: → [ExtraHotkeysRaceHelper:587] .ctor(): Extra joystick bindings: 0
23:26:09.749: → [ProcessExtension:190] GetFilenameSafe(): PS API: F:\SteamLibrary\steamapps\common\assettocorsa\acs.exe (AcTools)
23:26:09.760: → [AcProcess:24] TryToFind(): Process found (AcTools)
23:26:09.769: … [SessionStats:457] Extend(): Teleported: current time=909 ms, previous time=966 ms
23:26:15.495: … [WeatherSpecificLightingHelper:29] Process(): SUN_PITCH_ANGLE:
23:26:15.505: … [WeatherSpecificLightingHelper:29] Process(): SUN_HEADING_ANGLE:
23:26:15.523: → [GameWrapper:323] StartAsync_Ui(): Result: <NULL>
23:26:15.534: ⚠ [LapTimesManager:195] OnRaceFinished(): No laptime has been set
23:26:15.543: … [RhmService:93] KeepAlive(): RHM will be killed after: 00:00:00
23:26:15.557: ⊕ [QuickDrive:978] Go()
So, I'm guessing this is an issue with CM? Because "Real conditions" also doesn't seem to work anymore for me (and looking at the log it throws the same exception).