Letters are missing in Blender Interface Texts #39274

Closed
opened 2014-03-20 07:57:28 +01:00 by ameen vengara · 36 comments

{F81894}System Information
Operating system and graphics card
Windows 7 Ultimate 64bit , ATI Radeon HD 5450

Blender Version
Broken: 2.70 official release
Worked: 2.69

Short description of error
All of the Interface texts are missing letters. Tried every new version types ( 64 bit , 32 bit, .zip packages ). still problem exists.

Exact steps for others to reproduce the error
Just started blender. That's all I did.

{[F81894](https://archive.blender.org/developer/F81894/bug.jpg)}**System Information** Operating system and graphics card Windows 7 Ultimate 64bit , ATI Radeon HD 5450 **Blender Version** Broken: 2.70 official release Worked: 2.69 **Short description of error** All of the Interface texts are missing letters. Tried every new version types ( 64 bit , 32 bit, .zip packages ). still problem exists. **Exact steps for others to reproduce the error** Just started blender. That's all I did.
Author

Changed status to: 'Open'

Changed status to: 'Open'
ameen vengara self-assigned this 2014-03-20 07:57:28 +01:00
Author

Added subscriber: @ameenvengara

Added subscriber: @ameenvengara

#39358 was marked as duplicate of this issue

#39358 was marked as duplicate of this issue
ameen vengara was unassigned by Bastien Montagne 2014-03-20 08:35:04 +01:00

Added subscriber: @mont29

Added subscriber: @mont29

Could you please try to change drawing options in User Preferences? Like disable/enable VBO, try different Window Draw Method, disable multisample or Anisotropic Filtering…

Could you please try to change drawing options in User Preferences? Like disable/enable VBO, try different Window Draw Method, disable multisample or Anisotropic Filtering…
Author

blender_now.jpg
tried different settings :(
No progress

![blender_now.jpg](https://archive.blender.org/developer/F81906/blender_now.jpg) tried different settings :( No progress
Author

Changing drawing options in User Preferences, and enabling /disabling VBO and other things you said does not bring any changes.

When I press plus or minus button in NumPad (to zoom in any windows) all texts becomes OK. No problem then. But when I restart Blender problem shows again.

And there is no texture panel too not_showing_texture_panel.JPG

Changing drawing options in User Preferences, and enabling /disabling VBO and other things you said does not bring any changes. When I press plus or minus button in NumPad (to zoom in any windows) all texts becomes OK. No problem then. But when I restart Blender problem shows again. And there is no texture panel too ![not_showing_texture_panel.JPG](https://archive.blender.org/developer/F81909/not_showing_texture_panel.JPG)
Author

I installed 2.69.10 it shows no problem. everything is in place.
Problem exists only in my 2.70
testbuild.JPG

I installed 2.69.10 it shows no problem. everything is in place. Problem exists only in my 2.70 ![testbuild.JPG](https://archive.blender.org/developer/F81912/testbuild.JPG)

Thanks for all those tests… Maybe some win dev could check this, no problem here. :/

Thanks for all those tests… Maybe some win dev could check this, no problem here. :/

Added subscribers: @brecht, @ThomasDinges

Added subscribers: @brecht, @ThomasDinges

I don't have any issue on Windows 7 with Geforce 540M or Intel HD 3000.

I don't have any issue on Windows 7 with Geforce 540M or Intel HD 3000.

Maybe try to update the GPU driver?

Maybe try to update the GPU driver?
Author

Blender 2.69.10 shows no problem. I use that now. not using 2.70. That's all I can do now.

Blender 2.69.10 shows no problem. I use that now. not using 2.70. That's all I can do now.
Author

Thanks for those nice replies. I have recorded a video of my Blender problem..
If you have time, please go through it..

https://www.youtube.com/watch?v=Q0DTRaMRras

Thanks for those nice replies. I have recorded a video of my Blender problem.. If you have time, please go through it.. https://www.youtube.com/watch?v=Q0DTRaMRras

Looks like its always the same letters that are missing (I, n, o, etc.). Since room is there, it’s clearly GPU texture issue (Blender uses textures to draw its letters)…

Might be a memory limit issue (how much graphic mem does your card have ?), shown because some other part of Blender 2.70 eats a bit more mem… Or just a driver bug, HD5450 is a rather old, very low-end GPU too, usually not top priority in newest drivers :/

All this to say that I don’t think we can do much about that issue.

Looks like its always the same letters that are missing (I, n, o, etc.). Since room is there, it’s clearly GPU texture issue (Blender uses textures to draw its letters)… Might be a memory limit issue (how much graphic mem does your card have ?), shown because some other part of Blender 2.70 eats a bit more mem… Or just a driver bug, HD5450 is a rather old, very low-end GPU too, usually not top priority in newest drivers :/ All this to say that I don’t think we can do much about that issue.

Added subscriber: @koilz

Added subscriber: @koilz

I wasnt able to reproduce the bug on 2 computers.
I tried changing many settings, Draw method, VBO, region overlap, Multisample, Collection Rate, International Fonts, etcetera.

Blender 2.70 win 32 bit #19e627c.
Windows 7 home premium 64 bit NVIDIA GfForce 9200.
Windows 7 home premium 32 bit AMD Radeon HD 7310M.

Looking at the pictures, panel header labels dont seem to be affected.

I wasnt able to reproduce the bug on 2 computers. I tried changing many settings, Draw method, VBO, region overlap, Multisample, Collection Rate, International Fonts, etcetera. Blender 2.70 win 32 bit #19e627c. Windows 7 home premium 64 bit NVIDIA GfForce 9200. Windows 7 home premium 32 bit AMD Radeon HD 7310M. Looking at the pictures, panel header labels dont seem to be affected.
Author

Thanks for your kindness. It is time to change my Graphics Card..Again thanks to everyone. :)

Thanks for your kindness. It is time to change my Graphics Card..Again thanks to everyone. :)

Added subscriber: @gabba.gandalf

Added subscriber: @gabba.gandalf

◀ Merged tasks: #39358.

◀ Merged tasks: #39358.
barzozwierz commented 2014-03-29 16:31:33 +01:00 (Migrated from localhost:3001)

Added subscriber: @barzozwierz

Added subscriber: @barzozwierz
barzozwierz commented 2014-03-29 16:31:33 +01:00 (Migrated from localhost:3001)

Same thing here (win 7, 32 bit, ATI Radeon 5600 series)
undefined

Same thing here (win 7, 32 bit, ATI Radeon 5600 series) ![undefined](https://archive.blender.org/developer/F83375/undefined)
wibo commented 2014-04-09 19:33:56 +02:00 (Migrated from localhost:3001)

Added subscriber: @wibo

Added subscriber: @wibo
wibo commented 2014-04-09 19:33:56 +02:00 (Migrated from localhost:3001)

Have the exact same problem.. video card and more importantly; A Solution.

Go to User Preferences, Themes
Then select text style. In my case some text sizes were set to 11 px. Changing this to 12 px solved the issue!!

Cheers,
Wicherd

PS. One letter remains missing. That's the F. But I can manage without so far...

Edit: setting Text size to 14 px solved the F-matter

Have the exact same problem.. video card and more importantly; A Solution. Go to User Preferences, Themes Then select text style. In my case some text sizes were set to 11 px. Changing this to 12 px solved the issue!! Cheers, Wicherd PS. One letter remains missing. That's the F. But I can manage without so far... Edit: setting Text size to 14 px solved the F-matter

Added subscriber: @Sergey

Added subscriber: @Sergey

Does the issue exist when running blender-softwaregl from the official archives?

Does the issue exist when running blender-softwaregl from the official archives?

Changed status from 'Open' to: 'Resolved'

Changed status from 'Open' to: 'Resolved'
Bastien Montagne self-assigned this 2014-05-19 22:00:38 +02:00

Closing this for now, no answer since more than a month. Anyway, 99.99% sure it’s another driver issue…

Closing this for now, no answer since more than a month. Anyway, 99.99% sure it’s another driver issue…

Added subscriber: @luis.boisvert

Added subscriber: @luis.boisvert

I have experienced this issue consistently since 2.70.

System 1:

Acer Aspire One D270
Intel Atom N2600 @ 1.6GHz
Intel Graphics Media Accelerator 3600 Series (idgumd32.dll version 8.14.8.1075)
Win 7 Starter

1GB Ram

System 2:

As above
Win 7 Ultimate

2GB Ram

On both machines, 2.69 works fine but 2.70+ renders all text missing. Pressing Numpad +/- causes some letters on the screen to flash and disappear. At certain zoom levels a handfull of letters will stay visible.

The driver listed is the latest available for this hardware.
Neither machine seems to have any video problems outside of Blender.

I have experienced this issue consistently since 2.70. System 1: ``` Acer Aspire One D270 Intel Atom N2600 @ 1.6GHz Intel Graphics Media Accelerator 3600 Series (idgumd32.dll version 8.14.8.1075) Win 7 Starter ``` 1GB Ram System 2: ``` As above Win 7 Ultimate ``` 2GB Ram On both machines, 2.69 works fine but 2.70+ renders all text missing. Pressing Numpad +/- causes some letters on the screen to flash and disappear. At certain zoom levels a handfull of letters will stay visible. The driver listed is the latest available for this hardware. Neither machine seems to have any video problems outside of Blender.

There are many known issues with these old Intel GPUs, we cannot fix that. Also note that System 1 is below our minimum specs. http://www.blender.org/download/requirements/

There are many known issues with these old Intel GPUs, we cannot fix that. Also note that System 1 is below our minimum specs. http://www.blender.org/download/requirements/

I wouldn't expect anyone here to want to troubleshoot a video card, but I'm not convinced that there is anything wrong with it. Neither system experiences any problems with any application except for Blender, and even then only versions past 2.69, and only with regard to text rendering in the UI.

Either system runs Blender up to 2.74 with no other issues, insofar as I was able to test by bumbling through a blank interface.

Something about the way Blender creates the text must have changed between 2.69 and 2.70. Is there some way it can be configured to render text the same way as it had been doing before 2.70?

I wouldn't expect anyone here to want to troubleshoot a video card, but I'm not convinced that there is anything wrong with it. Neither system experiences any problems with any application except for Blender, and even then only versions past 2.69, and only with regard to text rendering in the UI. Either system runs Blender up to 2.74 with no other issues, insofar as I was able to test by bumbling through a blank interface. Something about the way Blender creates the text must have changed between 2.69 and 2.70. Is there some way it can be configured to render text the same way as it had been doing before 2.70?
Member

Added subscriber: @Blendify

Added subscriber: @Blendify
Member

Did you ever change window draw method

Did you ever change window draw method

In order to figure out whether it is opengl issue or not, download opengl32.dll from ftp://ftp.blender.org/sergey/softwaregl/ and put it next to blender.exe. This will switch blender to fully software opengl mode which is slower but is free from driver/videocard specific issues.

In order to figure out whether it is opengl issue or not, download opengl32.dll from ftp://ftp.blender.org/sergey/softwaregl/ and put it next to blender.exe. This will switch blender to fully software opengl mode which is slower but is free from driver/videocard specific issues.

@Sergey: Thanks for the .dll. It does render text if I put that in place.
@Blendify: I haven't been really able to tweak settings as all options are missing their text. Now that I have this DLL and can temporarily run it in software mode, I will have a look at the window draw method and see if there is a combination of settings that will allow me to use hardware mode.

Edit: I have tested each window draw method, with no luck.
I also tried setting the font size to different values to see if that would make a difference as mentioned above. Various settings, no apparent difference.

The performance while using the software .dll is not usable (~0.7 fps in UI), however I can overwrite my video driver with VGA-Generic and get about the same performance as usual.

Unless anyone has more suggestions for settings that might make a difference in Blender, I suppose the best solution is to just run my system with the VGA-Generic driver. I do wish we could figure out what changed between 2.69 and 2.70 and come up with a workaround within Blender, but that is probably unrealistic.

Thanks for your suggestions.

@Sergey: Thanks for the .dll. It does render text if I put that in place. @Blendify: I haven't been really able to tweak settings as all options are missing their text. Now that I have this DLL and can temporarily run it in software mode, I will have a look at the window draw method and see if there is a combination of settings that will allow me to use hardware mode. Edit: I have tested each window draw method, with no luck. I also tried setting the font size to different values to see if that would make a difference as mentioned above. Various settings, no apparent difference. The performance while using the software .dll is not usable (~0.7 fps in UI), however I can overwrite my video driver with VGA-Generic and get about the same performance as usual. Unless anyone has more suggestions for settings that might make a difference in Blender, I suppose the best solution is to just run my system with the VGA-Generic driver. I do wish we could figure out what changed between 2.69 and 2.70 and come up with a workaround within Blender, but that is probably unrealistic. Thanks for your suggestions.
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Reference: blender/blender#39274
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