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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;mso-fareast-language:EN-US'>What values do you get if you enumerate <a href="https://www.virtualbox.org/sdkref/interface_i_system_properties.html#a3fddf22466361f98b6dc9fc4458d1049">ISystemProperties::mediumFormats</a>?<o:p></o:p></span></p><p class=MsoNormal><a name="_MailEndCompose"><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;mso-fareast-language:EN-US'><o:p> </o:p></span></a></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> Karoline Haus [mailto:karolinehaus@yahoo.de] <br><b>Sent:</b> 10 June 2014 13:17<br><b>To:</b> Maxime Dor<br><b>Cc:</b> vbox-dev@virtualbox.org<br><b>Subject:</b> Re: [vbox-dev] createBaseStorage() fails with VERR_INVALID_PARAMETER<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'>I have now figured that the problem seems to be the format itself. If I used 'vmdk' instead of 'vdi' then it works. How is that possible, if using VBoxManage I can create VDI images? Do I have to pass a different set of parameters when using VDI? Or is a different type of image (<br><a href="https://www.virtualbox.org/sdkref/_virtual_box_8idl.html#adedcbf1a6e5e35fe7a0ca0c4b3447154">MediumVariant</a>) required when doing createBaseStorage() with the vdi format? Anyone got any pointers?<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><div><div><div><p class=MsoNormal style='background:white'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Maxime Dor <<a href="mailto:maxime.dor@altherian.org">maxime.dor@altherian.org</a>> schrieb am 8:35 Sonntag, 8.Juni 2014:</span><span style='font-family:"Helvetica","sans-serif";color:black'><o:p></o:p></span></p></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p><div><div id=yiv1920745303><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Arial","sans-serif";color:black'></span><span style='font-family:"Verdana","sans-serif";color:black'>Then I don't know :( no such exception is documented (even tho its significance is clear) and I don't know which parameter is wrong or invalid.<o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-family:"Verdana","sans-serif";color:black'>Hopefully the devs will have an answer.</span><span style='font-family:"Arial","sans-serif";color:black'></span><span style='font-family:"Verdana","sans-serif";color:black'><o:p></o:p></span></p></div></div><div id=yiv1920745303yqt40912><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'>On 6 June 2014 17:01, Karoline Haus <<a href="mailto:karolinehaus@yahoo.de" target="_blank">karolinehaus@yahoo.de</a>> wrote:<o:p></o:p></span></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm'><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'>Yes it is an array. The type of size is int as there is no long type in Python.<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Arial","sans-serif";color:black'>Maxime Dor <<a href="mailto:maxime.dor@altherian.org" target="_blank">maxime.dor@altherian.org</a>> schrieb am 15:07 Freitag, 6.Juni 2014:</span><span style='font-family:"Helvetica","sans-serif";color:black'><o:p></o:p></span></p></div><div><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p><div><div><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Verdana","sans-serif";color:black'>Never wrote python, but it looks good. Can you simply confirm that self.vboxMgr.constants.MediumVariant_Standard is given in an array? (it looks like but not sure).<o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-family:"Verdana","sans-serif";color:black'>Else, the size needs to be a long, if such type exists in Python.<o:p></o:p></span></p></div></div><div><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'>On 6 June 2014 11:28, Karoline Haus <<a href="mailto:karolinehaus@yahoo.de" target="_blank">karolinehaus@yahoo.de</a>> wrote:<o:p></o:p></span></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm'><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'>This is the very simple code that fails over and over again and I don't know how to fix it:<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>format='vdi'<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>diskImagePath='/home/user/test.vdi'<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>size=10000000<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>hdd = self.vboxMgr.vbox.createHardDisk(format, diskImagePath)<br> try:<br> progress = hdd.createBaseStorage(size,<br> (self.vboxMgr.constants.<br> MediumVariant_Standard,))<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>...<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>This code throws an exception and tells me error code VERR_INVALID_PARAMETER as mentioned above. Any idea how to fix this?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>It fails in createBaseStorage().<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>Thanks!<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Arial","sans-serif";color:black'>Maxime Dor <<a href="mailto:maxime.dor@altherian.org" target="_blank">maxime.dor@altherian.org</a>> schrieb am 8:58 Freitag, 6.Juni 2014:</span><span style='font-family:"Helvetica","sans-serif";color:black'><o:p></o:p></span></p></div><div><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p><div><div><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Verdana","sans-serif";color:black'>Provide the part of your code that fails please, else it's a bit hard to give you pointers.<o:p></o:p></span></p></div></div><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'>On 5 June 2014 16:25, Karoline Haus <<a href="mailto:karolinehaus@yahoo.de" target="_blank">karolinehaus@yahoo.de</a>> wrote:<o:p></o:p></span></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm'><div><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'>Hi I'm trying to create a virtual hard drive using the Python API. <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>I can successully create the IMedium object using IVirtualBox::createHardDisk() but then when I try to call createBaseStorage() on that object, I can an error saying "Error in module Medium (VERR_INVALID_PARAMETER)" but I do not get any further details on what the problem is. <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>According to the SDK documentation, the only error for this function should be if the medium format is not supported by my system ("The variant of storage creation operation is not supported."), but I am just trying to create a VDI disk, and when I list the HDD backends using VBoxManage, it is definitely supported. The path I'm trying to create the virtual disk under is also accessible and writable.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>What else can the problem be? I do not seem to be able to dig deeper into this. I'm using the <i>MediumVariant_Standard</i> variant, so there is nothing special about this either.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Helvetica","sans-serif";color:black'>Any pointers would be really appreciated.<o:p></o:p></span></p></div></div></div></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><br>_______________________________________________<br>vbox-dev mailing list<br><a href="mailto:vbox-dev@virtualbox.org" target="_blank">vbox-dev@virtualbox.org</a><br><a href="https://www.virtualbox.org/mailman/listinfo/vbox-dev" target="_blank">https://www.virtualbox.org/mailman/listinfo/vbox-dev</a><o:p></o:p></span></p></blockquote></div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div></div></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div></div></div></div></div></div></div></div></blockquote></div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div></div></div></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div></div></div></div></div></div></div></div></blockquote></div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div></div></div></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div></div></div></div></div></div></body></html>