Entering Glowstorm system is possible at first, but later entering (from a gate beyond or a gate before) leads to the jump animation shown forever -> game "hangs" until forcefully closed. I experienced this TWICE in different games in 1.9Beta4 and again in 1.9 RC1.

error log:
2021-09-04 13:24:26 Loaded game file version: 1.9 Beta 4 (1.9.204.0)
2021-09-04 13:24:26 Extension: Ancient Races Vol 1 [1.0 Alpha 8]
2021-09-04 13:24:26 Extension: Domina & Oracus II: The Vault of the Galaxy [1.0 Alpha 8]
2021-09-04 13:24:26 Using API version: 44
2021-09-04 13:47:27 GamesMage2069-3022.sav: System 2c: Unable to load object.
State: Loading object subclass
ObjectClassID: 100007
[Glowstorm (100b3)]
2021-09-04 13:48:30 [DX] Device lost at Present.
2021-09-04 13:48:34 [DX] Device reset successfully.
2021-09-04 13:48:37 End logging session

and:
2021-09-25 17:40:42 Loaded game file version: 1.9 Beta 4 (1.9.204.0)
2021-09-25 17:40:42 Extension: Ancient Races Vol 1 [1.0 Alpha 8]
2021-09-25 17:40:42 Extension: Domina & Oracus II: The Vault of the Galaxy [1.0 Alpha 8]
2021-09-25 17:40:42 Using API version: 44
2021-09-25 17:41:10 GamesMage2069-9296.sav: System 2c: Unable to load object.
State: Loading object subclass
ObjectClassID: 100007
[Glowstorm (12ccd)]
2021-09-25 17:41:22 [DX] Device lost at Present.
2021-09-25 17:41:24 [DX] Device reset successfully.
2021-09-25 17:41:27 End logging session

---------------------
2021-11-08 also confirmed for v1.9 RC 1 / title and bug description changed / extended

zip
Mage2069-2860.sav_C01_v1_9_RC1a_Glowstorm.zip
mage2069 8 Nov 2021:

1.9 RC 1a
---------
2021-11-08 18:20:13 Start logging session
2021-11-08 18:20:13 Direct3D
2021-11-08 18:20:13 Screen: 1366 x 768
2021-11-08 18:20:13 Scale: 1.00
2021-11-08 18:20:13 Background blt: Enabled
2021-11-08 18:20:13 Use Direct X: Enabled
2021-11-08 18:20:13 Use GPU compositing: Enabled
2021-11-08 18:20:13 LogPixelsY: 96
2021-11-08 18:20:13 DeviceType: 0x1
2021-11-08 18:20:13 Caps: 0x00020000
2021-11-08 18:20:13 Caps2: 0xe0020000
2021-11-08 18:20:13 Caps3: 0x00000320
2021-11-08 18:20:13 DevCaps: 0x0019ae50
2021-11-08 18:20:13 DevCaps2: 0x00000051
2021-11-08 18:20:13 [DX] Buffer Format: 22
2021-11-08 18:20:13 Graphics quality maximum: 31 ms; 4 cores.
2021-11-08 18:20:13 Transcendence 1.9 RC 1a
2021-11-08 18:20:17 WARNING: Duplicate entity itGromeCombatArmor = 0x00310179
2021-11-08 18:20:17 WARNING: Duplicate entity stJaxStronghold = 0x00310333
2021-11-08 18:20:17 WARNING: Duplicate entity unidRenegadeLibrary = 0xa0123099
2021-11-08 18:20:17 WARNING: Duplicate entity rsSpeederHUD = 0xa0122120
2021-11-08 18:20:17 WARNING: Duplicate entity stRogueCaptureController = 0xDE110137
2021-11-08 18:20:17 WARNING: Duplicate entity itRogueHideawayLocator = 0xDE110323
2021-11-08 18:20:17 WARNING: Duplicate entity itRogueBaseLocator = 0xDE110324
2021-11-08 18:20:17 WARNING: Duplicate entity efDarkFireHitDefault = 0xDE110609
2021-11-08 18:20:18 WARNING: Duplicate entity itGromeCombatArmor = 0x00310179
2021-11-08 18:20:18 WARNING: Duplicate entity stJaxStronghold = 0x00310333
2021-11-08 18:20:18 WARNING: Duplicate entity unidRenegadeLibrary = 0xa0123099
2021-11-08 18:20:18 WARNING: Duplicate entity rsSpeederHUD = 0xa0122120
2021-11-08 18:20:19 WARNING: Duplicate entity stRogueCaptureController = 0xDE110137
2021-11-08 18:20:19 WARNING: Duplicate entity itRogueHideawayLocator = 0xDE110323
2021-11-08 18:20:19 WARNING: Duplicate entity itRogueBaseLocator = 0xDE110324
2021-11-08 18:20:19 WARNING: Duplicate entity efDarkFireHitDefault = 0xDE110609
2021-11-08 18:20:19 WARNING: Duplicate entity itGromeCombatArmor = 0x00310179
2021-11-08 18:20:19 WARNING: Duplicate entity stJaxStronghold = 0x00310333
2021-11-08 18:20:19 Loading user collection.
2021-11-08 18:20:20 Loading news.
2021-11-08 18:20:21 All resources downloaded.
2021-11-08 18:20:23 Loaded game file version: 1.9 RC 1a (1.9.301.0)
2021-11-08 18:20:23 Extension: Ancient Races Vol 1 [1.0 Alpha 8]
2021-11-08 18:20:23 Extension: Domina & Oracus II: The Vault of the Galaxy [1.0 Alpha 8]
2021-11-08 18:20:23 Using API version: 44
2021-11-08 19:02:35 GamesMage2069-2860.sav: System 2c: Unable to load object.
State: Loading object subclass
ObjectClassID: 100007
[Glowstorm (100b7)]
2021-11-08 19:03:32 End logging session

mage2069 4 Dec 2021:

attached v1.9 RC1a save game with Glowstorm stargate reachable to reproduce error