Parsec uses a mix of positive and negative error codes. Error -14004 is distinct from the more common -14003 (which is a host display capture failure) and is unrelated to the positive 14004 codes sometimes seen in other API or network contexts. If you have encountered a -14004 error, you are dealing with a specific server-side disconnection issue.
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: The client computer's GPU is too old to support modern streaming standard codecs like H.264 High Profile or H.265 (HEVC). parsec error 14004
: Using virtual machines, headless servers (no monitor attached), or USB display adapters often causes capture failures because there is no "active" physical display for the GPU to capture.
The primary fix is to ensure the Parsec Virtual Display Driver is installed on the machine. Open Parsec on the host computer. Go to Settings > Host . Look for the Virtual Display Driver section. Parsec uses a mix of positive and negative error codes
Corrupted graphics stacks prevent Parsec from utilizing video decoding APIs (like NVDEC, AMF, or QuickSync).
4. Install the Windows Media Feature Pack (N and KN Editions) If you want, I can: : The client
For Intel integrated graphics, install the Intel Driver & Support Assistant.
If you do not strictly require the screen to be hidden from local viewers, you can bypass the error by disabling Privacy Mode. On the host machine, go to > Host . Find the Privacy Mode toggle and turn it Off . Try connecting again from the client device. 3. Verify Driver in Device Manager