[Portal] Particle systems stay when firing at entity prop_door_rotating

[MarkkusBoi]

When the Portal Gun fires at the entity, prop_door_rotating, particles persist and do not go away.

Steam System Specs: Processor Information: Vendor: GenuineIntel CPU Family: 0x6 CPU Model: 0x2a CPU Stepping: 0x7 CPU Type: 0x0 Speed: 2195 Mhz 4 logical processors 2 physical processors HyperThreading: Supported FCMOV: Supported SSE2: Supported SSE3: Supported SSSE3: Supported SSE4a: Unsupported SSE41: Supported SSE42: Supported

Network Information: Network Speed:

Operating System Version: Windows 7 (64 bit) NTFS: Supported Crypto Provider Codes: Supported 311 0x0 0x0 0x0

Video Card: Driver: Intel(R) HD Graphics 3000

DirectX Driver Name:  igdumd32.dll
Driver Version:  9.17.10.4229
DirectX Driver Version:  9.17.10.4229
Driver Date: 26 May 2015
OpenGL Version: 3.1
Desktop Color Depth: 32 bits per pixel
Monitor Refresh Rate: 59 Hz
DirectX Card: Intel(R) HD Graphics 3000
VendorID:  0x8086
DeviceID:  0x116
Number of Monitors:  1
Number of Logical Video Cards:  1
No SLI or Crossfire Detected
Primary Display Resolution:  1366 x 768
Desktop Resolution: 1366 x 768
Primary Display Size: 18.98" x 10.67"  (21.73" diag)
                                        48.2cm x 27.1cm  (55.2cm diag)
Primary Bus Type Not Detected
Primary VRAM: -1988 MB
Supported MSAA Modes:  2x 4x 

Sound card: Audio device: Speakers (Realtek High Definiti

Memory: RAM: 8106 Mb

Miscellaneous: UI Language: English Microphone: Not set Media Type: DVD Total Hard Disk Space Available: 205320 Mb Largest Free Hard Disk Block: 53220 Mb OS Install Date: Dec 31 1969 (Not true.) Game Controller: None detected

I have a screenshot to show you what it actually is.

How to reproduce:

1. Go to Chapter 11 in Portal and go until you reach an door that can be opened.
2. Shoot a portal at it.

[FrozenDragon0]

I'm pretty sure that is an in-game bug and you need valve to fix this.