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Questions tagged [mono]

Mono is an open source project aimed at bringing .NET compatible technology to the open source world. This technology includes a C# compiler and the Common Language Runtime.

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15 views

Software update not possible because of mono roslyn package [duplicate]

When opening ubuntu software center or software updater, the following happens: 1) "New software cannot be installed, because there is a problem with the software currently installed. Do you want to ...
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14 views

E: Type 'Executing:' is not known on line 1 in source list /etc/apt/sources.list.d/mono-xamarin.list [duplicate]

I'm trying to install Lutris. When I try to type: sudo apt-get update` I got this error: E: Type 'Executing:' is not known on line 1 in source list /etc/apt/sources.list.d/mono-xamarin.list E: ...
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1answer
35 views

wine needs Mono but does not install it

Just installed the latest wine on 16.04 (all updated+upgraded) and tried to run a windows installer "wine nn4me.exe" and it showed "...needs .NET, but it is better to use ... Mono ..." and an "...
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0answers
69 views

Banshee crashes afters startup on ubuntu 18.04

Banshee on ubuntu 18.04 has started crashing a second or so after startup, with the following error. Any help much appreciated. [Warn 18:52:17.152] DBus support could not be started. Disabling for ...
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1answer
64 views

Mono vs .NET mscorlib.dll | “method not found”

This case involves an application I am designing. This is the thrown exception: Unhandled Exception: System.MissingMethodException: Method >'HashHelpers.IsWellKnownEqualityComparer' not found. ...
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0answers
92 views

Running a Windows .exe service on Ubuntu (with Mono?) [closed]

I have a service that was coded that I need to move over to linux. Got the code and got it up and running as a .exe on windows to start using installutil. However quite unsure how to get it working ...
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1answer
319 views

How do I run Minecraft-Console-Client on Ubuntu?

I want to install the GitHub app found here. The problem is that according to the README.txt file in the config folder, I need to run mono MinecraftClient.exe but that command only returns Cannot ...
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0answers
63 views

c# Connection to server using CLI services and mono, permissions denied

I am developping an application that give a real time diagnosis of my working servers and of the services I am using on these server. First of all I created a C# application on an individual remote ...
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0answers
269 views

How do I install a specific old version of MonoDevelop on Ubuntu 18.04?

I am trying to install MonoDevelop version 5.4.1.7 so that I can use it with Mono 5.4.1.7. First I tried installing Mono 5.4.1.7 by following the instructions here http://www.mono-project.com/...
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0answers
25 views

Why is the version of Mono in the Ubuntu repositories so old? [duplicate]

I am having an issue with a mono application I use failing to auto-update from github due to github retiring support for now outdated security protocols (TLS v1.0/1.1). Since the versions of mono ...
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0answers
37 views

Play On Linux installation problems for Mono

I' trying to test Diablo 3 with PoL and in general the package Mono displays a little bar instead of a window and I can't see any button to click continue or OK causing the installation to stall. The ...
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0answers
37 views

Mono package and problem with making game server running

I have problem with making mono startup with TerrariaServer on my vps. I've installed mono-runtime and all "required" packages like this: $ sudo apt-get install -f mono-runtime Then I made folder ...
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1answer
79 views

Banshee crash when adding folders to the library

Fresh install of Ubuntu 18.04. Just trying to use Banshee now. But I can't add any folder. Here is the terminal output : [Info 21:57:45.086] Running Banshee 2.6.2: [Ubuntu Artful Aardvark (...
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0answers
161 views

ERR_SSL_VERSION_INTERFERENCE error when using fiddler with mono on ubuntu

I'm trying to intercept network requests using fiddler on Ubuntu 17.10 and mono 4.6.2. As per instructions given here I've also imported certificates by running command mozroots --import --sync. But ...
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0answers
129 views

Cannot install mod-mono on Ubuntu 16.04 after Mono-Apache-Server 4.5 upgrade

Recently Mono was updated to 4.5-0xamarin3+ubuntu1604b1 from 4.4 when that happened my asp.net pages do not display properly i.e..... they just show code when you open the page in the web browser. ...
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0answers
24 views

Missing latin characters on Mono GDI+ TextBox

There is an issue and so far I'm unable to solve it. I have a program written in Mono with GDI+ forms and controls. It seems that there is something wrong with the following unicode characters: ĉ, ċ, ...
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4answers
12k views

Is knowledge of C# of any use in a Linux system?

I know C# and I like to switch between systems and use Linux. Can I use C# to build applications that will natively work on Linux? What should I do to make use of my knowledge of C# in a Linux system? ...
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1answer
250 views

Mono broken packages [closed]

My verison of Ubuntu is 16.04 When I tried to abort Mono installation I got some problems after this. ( And now I realized that abort is not very good way to stop installation ) I tried to sudo apt-...
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0answers
31 views

armsim crashing on ubuntu 16.04

I want to use armsim on ubuntu 16.04. I could use it with mono before but now I don't know how I did it. It is opening but when I load a file it crashes. I've only installed mono-complete. Unhandled ...
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1answer
37 views

Start app if stopped [duplicate]

I made an application with Mono, and I want it is always running. If my application stopped, I need it to automatically start again. Does anyone have solution that would help me? Also, how do I start ...
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0answers
270 views

Sonarr and Mono install

Trying to install sonarr and most guides I find state need to install Mono. But all the guides seem to use the cmd echo “deb http://download.mono-project.com/repo/debian wheezy main” | sudo tee /etc/...
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1answer
590 views

How can I launch mono application on startup with root rights?

Recently I wrote the program using Mono. This program needs the root rights and I want it launch on startup. I have Ubuntu 16.04. I already tried use "/etc/rc.local" (followed this link and this) /...
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0answers
19 views

focusrite 2i2 mono output

I have bought focusrite 2i2 2nd Generation since I had read ubuntu supports focusrite 2i2 somewhere on the internet. Now I realized it is just driver they support not the software. Since there is not ...
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0answers
87 views

How to get Banshee to work with latest Mono release from the Mono Project?

I recently tried to upgrade my mono from the old one provided by the out of date ubuntu repo for 16.04 LTS to the one provided by the mono-project itself: http://www.mono-project.com/download/#...
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1answer
124 views

How to stop mono-xsp4 running on terminal?

I'am working with Asp.NET MVC on Ubuntu 16.04. To run my Asp pages I use mono-xsp4 that can be installed running: sudo apt-get install mono-xsp4 Then I run the command xsp4 on the folder I want to ...
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0answers
218 views

QEMU uses 100% of one thread CPU of the host after a Android phone access server

I have made a virtual machine which has Ubuntu 16.04 and apache 2.4 with mod_mono, and I am using Xubuntu 17.10 and QEMU in the host system. Initially, the page was just a "Hello World" in plain text ...
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0answers
40 views

I am trying to run a windows program using wine, but I am getting the following error [duplicate]

Unknown heap type: #GUlD Unknown heap type: #Blop Unknown heap type: #GUlD Unknown heap type: #Blop Unknown heap type: #GUlD Unknown heap type: #Blop Unknown heap type: #GUlD Unknown heap type: ...
2
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1answer
3k views

How do I install Mono for 17.10?

I would like to install mono-complete so that PlayOnLinux will work properly. http://www.mono-project.com/download/ This post describes how to install MonoDevelop on Ubuntu 17.04: How to install ...
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0answers
29 views

How to download/install lower versions of mono

i'm using ubuntu 16.04 on my vps. For my console client (for minecraft alts) to work I need to use a version of mono between 4.0 and 4.2 as told by the developper. I don't seem to find a tutorial that ...
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0answers
29 views

How do i get mono to use my wine filesystem/registry/etc?

When I run wine myapp.exe I get wine: Install Mono for Windows to run .NET applications. I've been through lots of help and answer pages and can't get past that message. (I've installed mono for ...
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0answers
70 views

Did I installed Wine correctly?

I'll get to this straight --------> I installed Wine, then it asked to install Mono to run properly. I installed Mono and then it said to install .NET Framework to run properly. I said to myself why ...
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0answers
49 views

Issues with hosting cshtml (ASP.NET) with apache2

I'm having major issues setting up mod_mono on my ubuntu apache2 webserver. I want to be able to host CSHTML (ASP.NET RAZOR) sites on my ubuntu. I've been trying many guides on how to set it up and I'...
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0answers
758 views

Error when trying to install mono-complete?

I am trying to install mono-complete after realizing that mono-devel was not enough for my needs. The problem is that whenever I try to install mono-complete, I get this error: The following packages ...
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0answers
2k views

mono - “file does not contain a valid cil image”?

I have been using a program on my Windows computer for quite some time, but I am using my Ubuntu pc the most these days. Thus, I would like to be able to run this program (.exe file with associated ....
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0answers
30 views

Installing .Net application “failed to load the runtime”

I'm trying to install an application through wine and I get the following error in the terminal. wine omnitrader.exe Failed to load the runtime. (Exception from HRESULT: 0x80131700) Any help would ...
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0answers
233 views

how to downgrade mono?

i've been trying to modify the repo for it, but all i managed to get was an HTTP 404 Error. can someone tell me how to downgrade mono using repos or from annother way? thanks in advance
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1answer
77 views

Monodevelop browser debug

I started learning Asp.Net. As a test, I created my first controller that returns a string "Hello World". Now when I click on debug, I should see this string in my default browser (Firefox). Though ...
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0answers
146 views

Installing libgluezilla on Ubuntu Gnome 17.04

I'm actually using F# on VS Code to make some GUI(especially a WebBrowser atm). I've installed Mono, .Net Core and also tried this guide: link here. The F# Interactive says : libgluezilla not found. ...
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2answers
546 views

How to open Mono app with GUI in Linux server without X?

Im running a Mono application whose source code I cannot edit. $ mono app.exe Unhandled Exception: System.TypeInitializationException: An exception was thrown by the type initializer for ...
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votes
1answer
1k views

Cannot execute programs from MonoDevelop

I clicked on "Run a console project" and it said that the program was built successfully. But after that, I click "Run a console project" again and error like Cannot execute /path/file.exe appears as ...
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2answers
4k views

What are .dlls doing in Linux programs?

Games that were made with Unity3D for Linux contains .dll files in their data folder GameDataFolder/Managed. Which is weird because I thought that Linux uses .so files instead of .dll files. (The ...
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0answers
315 views

Change default font size for Mono programs?

I have a couple of programs I use occasionally that use Mono (Cross-platform version of MS .NET). The fonts in these programs are always far too small, much like the default in Wine. Unlike Wine ...
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0answers
188 views

Program launches from terminal but not from Desktop icon

In Terminal when I enter cd ~/Desktop/dv4mini and then enter mono dv4mini.exe the program runs as it should. When I go to Desktop and open the file folder and double click the file (associated with ...
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1answer
253 views

Mono-complete 5.0.1.1 installed - but executes 3.2.7

I have a Ubuntu 14.04 system - which seems to have mono 3 installed by default. As I needed to run software which requires a more recent version, I followed the guide here and installed the project ...
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0answers
1k views

How do I install ca-certificates-mono?

I'm trying to install ca-certificates-mono on linux mint: sudo apt-get install ca-certificates-mono Unfortunately I'm getting this error. I'm trying to follow the instructions here(tried the ubuntu ...
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1answer
671 views

Alsamixer outputs only in mono (0M or M0) : How to get stereo output?

I have been using Ubuntu 16.04 for sometime now and use Alsamixer to manage my sound settings (every restart sets my headphone to mute (MM) so it's been a ritual to first set that back to unmute (00) ...
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1answer
597 views

How to specify mono program-options arguments when using supervisord?

We're using the Linux supervisord to manage a service that runs under mono. This is on Ubuntu 14.04.2 LTS with supervisord v3.0b2. I'm trying to figure out how to specify a mono program-options ...
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0answers
248 views

Change appearance of a MONO application

I would like to theme an application that uses the mono framework. I have tried various GTK2/3 "solutions" but these haven't changed anything. just two examples I've tried: env GTK_THEME="...
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1answer
103 views

How to make a script that launches bash command but don't open it?

So I built this code: #!/bin/bash sudo -u matas cd /home/matas/Desktop/Release mono launch.exe How I can make this to launch 'mono launch.exe' but not open bash? I know It is possible.
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1answer
225 views

How I can run .exe file with monodevelop, without running it through compiler? [duplicate]

So I have monodevelop. I can run .exe file (in my case PC steam guard authenticator) How I can run it without going to program itself? Can I somehow 'emulate' it? I just want to get rid of that '...