[MonoDevelop] "Could not load file or assembly" on Ubuntu

[Andres]

On Friday, March 31, 2017 10:14 PM, Steve Chadsey wrote:
> On Fri, Mar 31, 2017 at 8:06 AM, Andres <knocte at gmail.com
> <mailto:knocte at gmail.com>> wrote:
>>
>> On Saturday, March 25, 2017 07:40 AM, Steve Chadsey wrote:
>>>
>>> * Assertion at metadata.c:3643, condition `ptr' not met
>>
>>
>> That assertion seems to suggest a bug in mono. What version of mono
> are you using?
>
> $ mono --version
> Mono JIT compiler version 4.4.2 (Stable 4.4.2.11/f72fe45

That's not the version that ships by default in Ubuntu16.04. Then I 
would recommend you either:


a) Downgrade to distro packages (4.2.1), hopefully more stable.

OR

b) Upgrade mono to 4.8.


If after (a) it still fails, do (b).
If after (b) it still fails, file a runtime bug in 
http://bugzilla.xamarin.com