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IDProjectCategoryView StatusLast Update
3091Composrinstallerpublic2017-03-06 20:35
ReporterAdam Edington Assigned ToChris Graham  
PrioritynormalSeveritytrivial 
Status resolvedResolutionfixed 
Summary3091: White screen on Step 6
DescriptionWhen trying to install the forum it often just offers a white screen on Windows 10 (2 different PC's gave the same result). It eventually latches on if you hit the back button and let it auto-proceed, though it takes a few tries.
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Chris Graham

2017-02-26 23:11

administrator   ~4818

I've roughly halved the number of database queries used, I think this will solve it.

Adam Edington

2017-03-03 13:14

administrator   ~4831

Last edited: 2017-03-03 13:17

Same issue on RC33 and I wouldn't consider my disk slow (though the installer does skip file checking because it thinks it is). It's like there is no attempt to initatiate the data transfer by the browser (Firefox) on Step 6. Takes a few tries for it to do so.

Chris Graham

2017-03-03 15:24

administrator   ~4832

:(

Is it an SSD or a traditional magnetic HDD? I've observed many times Windows is much slower accessing small files that Linux, I'm not sure if that's a disk caching thing or something to do with how NTFS works.

How long until it white screens in seconds?

Adam Edington

2017-03-03 15:32

administrator   ~4833

It's a standard HDD but ocportal and early RC's didn't consider the disk slow. It pretty much white screens as soon as the Step 5 autoproceed counter ends. I have to hit back and let it try again until it takes. Once it does it takes a few seconds to complete the actual step.

Chris Graham

2017-03-03 17:35

administrator   ~4839

I just tested on WAMP running on a VM of Windows 10 and it went through okay.

Adam Edington

2017-03-06 10:39

administrator   ~4849

Okay, perhaps it's a Bitnami Wampstack thing or my machine, though this a new PC with twice the amount of everything my old one had so strange to be encountering the same issues I had on the old machine. If nobody else is having this issue, I guess I can live with it as it eventually works.

Chris Graham

2017-03-06 19:01

administrator   ~4850

Now fixed.

Bitnami set a Zend OpCache extension setting unusually high
opcache.revalidate_freq=60

This broke the config file loading within the installer. It was initially blank, Composr would load it for default settings, Zend OpCache cached it as blank, Composr wrote the file, but it would take 60 seconds before it would decache so the next screen (when it was needed) failed due to the stale cached blank version.

Adam Edington

2017-03-06 20:35

administrator   ~4852

Ahh right, glad you tracked it down and fixed :)

Issue History

Date Modified Username Field Change
2017-02-24 12:29 Adam Edington New Issue
2017-02-26 23:11 Chris Graham Note Added: 0004818
2017-02-26 23:11 Chris Graham Status Not Assigned => Resolved
2017-02-26 23:11 Chris Graham Resolution open => fixed
2017-02-26 23:11 Chris Graham Assigned To => Chris Graham
2017-03-03 13:14 Adam Edington Note Added: 0004831
2017-03-03 13:16 Adam Edington Note Edited: 0004831
2017-03-03 13:17 Adam Edington Note Edited: 0004831
2017-03-03 15:24 Chris Graham Note Added: 0004832
2017-03-03 15:32 Adam Edington Note Added: 0004833
2017-03-03 17:35 Chris Graham Note Added: 0004839
2017-03-06 10:39 Adam Edington Note Added: 0004849
2017-03-06 19:01 Chris Graham Note Added: 0004850
2017-03-06 20:35 Adam Edington Note Added: 0004852