VS X7 crashes when saving trimmed video

[ctn222]

Video Studio X7 Version 17.1.0.22 (64-bit)
Windows Pro 8.1

While attempting to save a trimmed video ( File -> Save trimmed video) , VSX7 crashes every time after rendering.
Event viewer shows the problem is related to the following file : uvMP4Drv.dll

Any suggestions?
Thanks in advance.


Event Viewer shows the following:

Log Name: Application
Source: Application Error
Date: 1/6/2015 11:15:06 PM
Event ID: 1000
Task Category: (100)
Level: Error
Keywords: Classic
User: N/A
Computer: CTN-PC
Description:
Faulting application name: vstudio.exe, version: 17.1.0.22, time stamp: 0x538721fe
Faulting module name: uvMP4Drv.dll, version: 17.1.0.22, time stamp: 0x538717ea
Exception code: 0xc0000409
Fault offset: 0x0000000000030d84
Faulting process id: 0x20c0
Faulting application start time: 0x01d02a305463d491
Faulting application path: C:\Program Files\Corel\Corel VideoStudio Pro X7\vstudio.exe
Faulting module path: C:\Program Files\Corel\Corel VideoStudio Pro X7\uvMP4Drv.dll
Report Id: c263c466-9623-11e4-80b8-0002723ded06
Faulting package full name:
Faulting package-relative application ID:
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Application Error" />
<EventID Qualifiers="0">1000</EventID>
<Level>2</Level>
<Task>100</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2015-01-07T04:15:06.000000000Z" />
<EventRecordID>89251</EventRecordID>
<Channel>Application</Channel>
<Computer>CTN-PC</Computer>
<Security />
</System>
<EventData>
<Data>vstudio.exe</Data>
<Data>17.1.0.22</Data>
<Data>538721fe</Data>
<Data>uvMP4Drv.dll</Data>
<Data>17.1.0.22</Data>
<Data>538717ea</Data>
<Data>c0000409</Data>
<Data>0000000000030d84</Data>
<Data>20c0</Data>
<Data>01d02a305463d491</Data>
<Data>C:\Program Files\Corel\Corel VideoStudio Pro X7\vstudio.exe</Data>
<Data>C:\Program Files\Corel\Corel VideoStudio Pro X7\uvMP4Drv.dll</Data>
<Data>c263c466-9623-11e4-80b8-0002723ded06</Data>
<Data>
</Data>
<Data>
</Data>
</EventData>
</Event>