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    Please do not post a support request without first reading and following the advice in https://retropie.org.uk/forum/topic/3/read-this-first

    Dreamcast mvc2 crashing at stage 2

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    reicastmvc2crashingstage 2
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    • quicksilverQ
      quicksilver
      last edited by

      My pi3 has an older version of reicast and I was able to make it to the 2nd stage without crashing. You might be able to take my reicast binary and swap it out on your pi.

      https://mega.nz/#!9ZBBjSCZ!DEetDT-HYLEdByt5o2xYcv5uW3kb8HiiuO7yApzgX6U

      Place it in:

      /opt/retropie/emulators/reicast/bin/
      

      I would recommend backing up your reicast binary first before replacing.

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        rejesterd @quicksilver
        last edited by

        @quicksilver Good to know.. when I was reviewing the specs last night, my tired eyes couldn't tell the difference between Roman numerals VI and IV lol.

        @tackett1980 I think we can forget the tests I mentioned, as I seriously doubt you are swapping. Plus, I don't think the results from those tests would guide you to a configuration that avoids this particular crash.

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        • R
          rejesterd
          last edited by

          @quicksilver btw I did test with your binary, but it won't launch the game. In the runcommand log, I get..

          Parameters: 
          Executing: /opt/retropie/emulators/reicast/bin/reicast.sh alsa "/home/pi/RetroPie/roms/dreamcast/Marvel vs. Capcom 2.chd" 640 480
          Virtual cfg config:homedir=/home/pi
          Virtual cfg x11:fullscreen=1
          Virtual cfg x11:width=640
          Virtual cfg x11:height=480
          Virtual cfg audio:backend=alsa
          Virtual cfg audio:disable=0
          Virtual cfg config:image=/home/pi/RetroPie/roms/dreamcast/Marvel vs. Capcom 2.chd
          
          Config dir is: /home/pi/.reicast/
          Data dir is:   /home/pi/.reicast/
          Personality: 00C00000
          Updated personality: 00800000
          found libbcm_host
          rpi2: bcm_init
          ARM VFP-Run Fast (NFP) enabled !
          Linux paging: 4096 00001000 00000FFF
          MAP 00800000 w/ 25165824
          MAP 20000000 w/ 25165824
          MAP 04000000 w/ 16777216
          
          quicksilverQ 1 Reply Last reply Reply Quote 0
          • quicksilverQ
            quicksilver @rejesterd
            last edited by quicksilver

            @rejesterd what version of raspbian is your pi 3 on? Or you using an old image?

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            • R
              rejesterd @quicksilver
              last edited by

              @quicksilver I'm on a pi4.. very recent image from about a month ago.

              mituM 1 Reply Last reply Reply Quote 0
              • I
                inolen
                last edited by

                @rejesterd do you have any more info about the crash? I've not heard of a crash from this game in ages, but would love to see the stdout after it crashes if you can snag it. To note, I pushed a fix a few nights ago that addresses a silly shader compilation error (literally, a typo) that'd been hanging around for a few weeks and effected some games with fog.

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                • mituM
                  mitu Global Moderator @rejesterd
                  last edited by

                  @rejesterd said in Dreamcast mvc2 crashing at stage 2:

                  @quicksilver I'm on a pi4.. very recent image from about a month ago.

                  Then a binary compiled for the 3b model won't work, since it uses the legacy video drivers.

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                    tackett1980 @inolen
                    last edited by

                    @inolen

                    I’m on the way home from work I can try to get the information you need if someone can walk me through how to obtain it.

                    quicksilverQ 1 Reply Last reply Reply Quote 0
                    • quicksilverQ
                      quicksilver @tackett1980
                      last edited by

                      @tackett1980 he's referring to the crashing behavior on redream not reicast.

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                      • R
                        rejesterd
                        last edited by

                        Well, I gotta quit for the time being (I'm so sick of this game now lol), but here is what I've learned.

                        It consistently crashes in reicast every time when you reach the second stage (and in rare instances, it will crash even before then). The runcommand.log shows:

                        Parameters: 
                        Executing: /opt/retropie/emulators/reicast/bin/reicast.sh alsa "/home/pi/RetroPie/roms/dreamcast/Marvel vs. Capcom 2.chd" 640 480
                        ALSA: underrun occurred
                        ALSA: underrun occurred
                        /opt/retropie/emulators/reicast/bin/reicast.sh: line 35:  7380 Trace/breakpoint trap   "$rootdir/emulators/reicast/bin/reicast" "${params[@]}"
                        

                        Note that if I run the game in reicast with sound disabled, the underrun messages go away, but the crash still occurs and the last line in the log is the same. So I don't think it's related to audio. I added these details to issue #1684.

                        In redream, the crash is not as consistent as you advance through stages (I made it to stage 3 many times and the game never crashed). However, I am able to get redream to crash pretty consistently right away if I just rapidly press B to select my characters and the game mode (turbo or normal). Doing that rapidly causes a crash before match 1 begins. So I reported that to inolen as issue #967. Hopefully he can fix it for redream. Not sure how much attention it will get from the reicast folks, as it's an old issue.. seems like they thought it was fixed back in July, but apparently not (or this is just a new crash profile).

                        Cheers.

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                          rejesterd @inolen
                          last edited by

                          @inolen I just reported it (issue 967). Thanks.

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                          • T
                            tackett1980 @quicksilver
                            last edited by

                            @quicksilver said in Dreamcast mvc2 crashing at stage 2:

                            My pi3 has an older version of reicast and I was able to make it to the 2nd stage without crashing. You might be able to take my reicast binary and swap it out on your pi.

                            https://mega.nz/#!9ZBBjSCZ!DEetDT-HYLEdByt5o2xYcv5uW3kb8HiiuO7yApzgX6U

                            Place it in:

                            /opt/retropie/emulators/reicast/bin/
                            

                            I would recommend backing up your reicast binary first before replacing.

                            I replaced my binary with yours, however yours is different.

                            On mine if I push start reicast, it sends me to a black screen that I can enter options for reicast itself or boot to the Dreamcast bios.

                            Yours does not give me that option. When I push start reicast it goes directly into the Dreamcast bios menu.

                            Why?

                            quicksilverQ 1 Reply Last reply Reply Quote 0
                            • quicksilverQ
                              quicksilver @tackett1980
                              last edited by

                              @tackett1980 Its older an older version than yours

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                              • T
                                tackett1980 @quicksilver
                                last edited by

                                @quicksilver

                                Oh ok, how do I get it off of what I assume is in interpreter mode? It’s super slow.

                                quicksilverQ R 2 Replies Last reply Reply Quote 0
                                • quicksilverQ
                                  quicksilver @tackett1980
                                  last edited by

                                  @tackett1980 Im not sure why its running slow, could be some incompatibilities with your current settings IDK. Its not slow for me.

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                                    rejesterd @tackett1980
                                    last edited by

                                    @tackett1980 said in Dreamcast mvc2 crashing at stage 2:

                                    Oh ok, how do I get it off of what I assume is in interpreter mode? It’s super slow.

                                    In ~/.reicast/emu.cfg, you need to make sure Dynarec.Enabled = yes. If it's set to 'no', that means it's in interpreter mode.

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                                    • quicksilverQ
                                      quicksilver
                                      last edited by

                                      @tackett1980 Can you post the contents of your emu.cfg?

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                                      • T
                                        tackett1980 @quicksilver
                                        last edited by

                                        @quicksilver

                                        Yes I will do so when I get back today.

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                                        • T
                                          tackett1980
                                          last edited by tackett1980

                                          I actually can’t find this file anywhere....

                                          If I go /home/pi

                                          All I see is
                                          RetroPie
                                          RetroPie-Setup

                                          mituM 1 Reply Last reply Reply Quote 0
                                          • mituM
                                            mitu Global Moderator @tackett1980
                                            last edited by

                                            @tackett1980 Try /home/pi/.reicast, it's a hidden folder.

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