Bugzilla – Bug 311
VB: After adding LCD module menu navigation slows way down
Last modified: 2009-02-11 21:41:39
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VB: After adding modules menu navigation slows way down
Repro'd on two Winxp machines (will ask MC to test Vista)
1. Launch VB with no modules
2. Navigate the status bar menu structure, it should be fast and responsive
3. Add LCD module to any slot
Actual Results: Status bar navigation slows way down when delving into the menu
Expected Results: Status bar navigation is fast when delving into the menu
Tested this on Vista and there are no issues to report, the menu responds as
Tested this on XP and menu functions as expected. Melinda, can you please
retest this on XP and reopen if problem exists.
I was unable to reproduce this on my XP environment, but Brian C is still
seeing these issues on both of his XP machines.
Still an issue on my winxp machines. Melinda reproduced this on Winxp and
showed Alex. Any updates?
The stream multiplexer reads from inputstream, and if -1 is passed continues to
try to read. In VB a sample file is used to simulate hardware, but then after
awhile the file data is exhaused. -1 is always returned from read() at this
point resulting in an infinite loop condition. There is a built-in 'read
delay', the fix was to use the appropriate constructor to set the read delay to
a sane value.
This defect effects both motion and lcd modules as they both have
Could you get this into the current testing SDK build please?
Verified fix in build 22.214.171.124