# Portal 1 (source unpack, build 5135) Demos from speedrunaddon don't work **URL:** \ **Category:** ⚙ Technical Support\ **Created:** [October 8, 2015, 6:03pm UTC](https://forums.sourceruns.org/t/portal-1-source-unpack-build-5135-demos-from-speedrunaddon-dont-work/2748 "2015-10-08T18:03:05Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![Foxcat42](https://b-cdn.sourceruns.org/letter_avatar_proxy/v4/letter/f/7bcc69/32.png) [@Foxcat42](https://forums.sourceruns.org/u/Foxcat42)\ **Post date:** [October 8, 2015, 6:03pm UTC](https://forums.sourceruns.org/t/portal-1-source-unpack-build-5135-demos-from-speedrunaddon-dont-work/2748/1 "2015-10-08T18:03:05Z")
I always get “unknown command: demopauseafterinit” when trying to watch a demo from a run. listdemoo.exe can read and time the demos without a problem. I’ve tried loading the spt plugin, but that just crashes hl2.exe. What do? :-\ ---
**Author:** ![traderain](https://b-cdn.sourceruns.org/user_avatar/forums.sourceruns.org/traderain/32/118_2.png) [@traderain](https://forums.sourceruns.org/u/traderain)\ **Post date:** [October 8, 2015, 7:31pm UTC](https://forums.sourceruns.org/t/portal-1-source-unpack-build-5135-demos-from-speedrunaddon-dont-work/2748/2 "2015-10-08T19:31:43Z")
Please use this thread for questions: > [@Help and Frequently Asked Questions](https://forums.sourceruns.org/t/help-and-frequently-asked-questions/2744): > > Hello, I have been asked by Bitrain to make a thread about frequently asked questions and their answer. Here are some common questions you should read before making a thread on Portal 1 forums: “Portal Done XXXXXXX segmented run” There are a lot of segmented run made by SourceRuns Community, which is great. However, there are like a bunch of them that has never been finished. I can understand that making a segmented run with different elements of gameplay can be interesting like Jumpless, … ---
**Author:** ![Foxcat42](https://b-cdn.sourceruns.org/letter_avatar_proxy/v4/letter/f/7bcc69/32.png) [@Foxcat42](https://forums.sourceruns.org/u/Foxcat42)\ **Post date:** [October 8, 2015, 8:15pm UTC](https://forums.sourceruns.org/t/portal-1-source-unpack-build-5135-demos-from-speedrunaddon-dont-work/2748/3 "2015-10-08T20:15:23Z")
which only says to ask a runner directly, what I’m currently trying to do here ---
**Author:** ![PackSciences](https://b-cdn.sourceruns.org/letter_avatar_proxy/v4/letter/p/aca169/32.png) [@PackSciences](https://forums.sourceruns.org/u/PackSciences)\ **Post date:** [October 8, 2015, 8:18pm UTC](https://forums.sourceruns.org/t/portal-1-source-unpack-build-5135-demos-from-speedrunaddon-dont-work/2748/4 "2015-10-08T20:18:48Z")
As Traderain said, you can ask a runner directly using the Help thread I made. ---
**Author:** ![Fnzzy](https://b-cdn.sourceruns.org/letter_avatar_proxy/v4/letter/f/d2c977/32.png) [@Fnzzy](https://forums.sourceruns.org/u/Fnzzy)\ **Post date:** [October 8, 2015, 11:02pm UTC](https://forums.sourceruns.org/t/portal-1-source-unpack-build-5135-demos-from-speedrunaddon-dont-work/2748/5 "2015-10-08T23:02:49Z")
Is there a space in your demo name? You can’t have spaces in your demo names. EDIT: That Portal thread was created for members to ask questions. Don’t contact runners personally, just ask in this thread. ---
**Author:** ![Foxcat42](https://b-cdn.sourceruns.org/letter_avatar_proxy/v4/letter/f/7bcc69/32.png) [@Foxcat42](https://forums.sourceruns.org/u/Foxcat42)\ **Post date:** [October 10, 2015, 2:40am UTC](https://forums.sourceruns.org/t/portal-1-source-unpack-build-5135-demos-from-speedrunaddon-dont-work/2748/6 "2015-10-10T02:40:19Z")
I have the same problem when trying to watch “C:\Users\Michelle\Downloads\04-05\_4171.dem” (I don’t even remember what that was, but I downloaded it to test that issue further), so it’s not because of any spaces in the path (the demos still have the original name created by the addon anyways)