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<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
I think the assembly names are QuickFix.FIX44 etc, so it'd need to be .StartsWith("QuickFix."), but other than that, yes, I think that should resolve it.
<span id="��">��</span></div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Quickfixn <quickfixn-bounces@lists.quickfixn.com> on behalf of Grant Birchmeier <gbirchmeier@connamara.com><br>
<b>Sent:</b> 13 July 2020 15:38<br>
<b>To:</b> Mailing list for QuickFIX/n <quickfixn@lists.quickfixn.com><br>
<b>Subject:</b> Re: {{Quickfixn}} Exception while processing the FIX messages</font>
<div> </div>
</div>
<div><b><span style="color:red">[CAUTION] EXTERNAL EMAIL</span> <span style="color:white">
..</span> <br>
<br>
</b>
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<div class="x_gmail_default" style="font-size:small; color:rgb(0,0,0)">Ohhhhhh..... my god.</div>
<div class="x_gmail_default" style="font-size:small; color:rgb(0,0,0)"><br>
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<div class="x_gmail_default" style="font-size:small; color:rgb(0,0,0)">Campbell, I think you are right. Looking again at Raju's stacktrace, and it does originate in QF/n. I was hasty.</div>
<div class="x_gmail_default" style="font-size:small; color:rgb(0,0,0)"><br>
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<div class="x_gmail_default"><font color="#000000">Here's the code in question:</font><br>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"> var factoryTypes = assemblies</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"> .SelectMany(assembly => assembly.GetExportedTypes())</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"> .Where(IsMessageFactory)</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"> .ToList();</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"><br>
</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small">Where assemblies is defined (and where I've added a potential fix):</div>
<div class="x_gmail_default">
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"> var assemblies = AppDomain</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"> .CurrentDomain</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"> .GetAssemblies()</div>
<div class="x_gmail_default"><font color="#000000"> .W</font>here(assembly => !assembly.IsDynamic)<br>
<div class="x_gmail_default" style="color:rgb(0,0,0)"></div>
<span style="color:rgb(0,0,0)"> </span><b><font color="#000000">.Where(assembly => assembly.GetName().Name.StartsWith("QuickFIXn"))</font> // FIX?</b><br>
.ToList()</div>
</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small"><br>
</div>
<div class="x_gmail_default" style="color:rgb(0,0,0); font-size:small">I think that bold part might fix the issue. What do you think, Campbell?</div>
</div>
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<div dir="ltr" class="x_gmail_attr">On Mon, Jul 13, 2020 at 9:04 AM Campbell Wild <<a href="mailto:Campbell.Wild@ihsmarkit.com">Campbell.Wild@ihsmarkit.com</a>> wrote:<br>
</div>
<blockquote class="x_gmail_quote" style="margin:0px 0px 0px 0.8ex; border-left:1px solid rgb(204,204,204); padding-left:1ex">
<div dir="ltr">
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
We had a very similar issue to this.</div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
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<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
The problem is that the QuickFIX/n library now <span style="font-family:Calibri,sans-serif; background-color:rgb(255,255,255); display:inline">
dynamically scans all the<span> </span></span><span style="margin:0px; font-family:Calibri,sans-serif; background-color:rgb(255,255,255)">static</span><span style="font-family:Calibri,sans-serif; background-color:rgb(255,255,255); display:inline"><span> </span>DLLs
in the product to see which ones expose a return type of DefaultMessageFactory. This seems pretty bad form to me, as it causes all libraries to load, and throws errors at the point where QuickFIX/n loads the default message factory instead of where that library
is actually required.</span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<span style="font-family:Calibri,sans-serif; background-color:rgb(255,255,255); display:inline"><br>
</span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<span style="font-family:Calibri,sans-serif; background-color:rgb(255,255,255); display:inline">In our case, we were developing in 32-bit, and we had a DLL that accessed a third-party 64 bit DLL, and so I couldn't start up QuickFIX until I developed in 64 bit
mode.</span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<span style="font-family:Calibri,sans-serif; background-color:rgb(255,255,255); display:inline"><br>
</span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<span style="font-family:Calibri,sans-serif; background-color:rgb(255,255,255); display:inline">My view is that GetMessageFactories should only be scanning the QuickFIX DLLs, and *NOT* all DLLs in the product, to see which ones return the DefaultMessageFactory
type. </span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<span style="font-family:Calibri,sans-serif; background-color:rgb(255,255,255); display:inline"><br>
</span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<span style="font-family:Calibri,sans-serif; background-color:rgb(255,255,255); display:inline">Campbell</span></div>
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<div id="x_gmail-m_-6350354335750215480divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Quickfixn <<a href="mailto:quickfixn-bounces@lists.quickfixn.com" target="_blank">quickfixn-bounces@lists.quickfixn.com</a>>
on behalf of Grant Birchmeier <<a href="mailto:gbirchmeier@connamara.com" target="_blank">gbirchmeier@connamara.com</a>><br>
<b>Sent:</b> 13 July 2020 14:25<br>
<b>To:</b> Mailing list for QuickFIX/n <<a href="mailto:quickfixn@lists.quickfixn.com" target="_blank">quickfixn@lists.quickfixn.com</a>><br>
<b>Subject:</b> Re: {{Quickfixn}} Exception while processing the FIX messages</font>
<div> </div>
</div>
<div><b><span style="color:red">[CAUTION] EXTERNAL EMAIL</span> <span style="color:white">
..</span> <br>
<br>
</b>
<div>
<div dir="ltr">This has nothing to do with QF/n. Your app can't find the "WeifenLuo.WinFormsUI.Docking" library<span style="font-size:small; color:rgb(0,0,0)">.</span></div>
<br>
<div>
<div dir="ltr">On Thu, Jul 9, 2020 at 1:35 PM Veduruparthi Raju <<a href="mailto:rveduruparthi@gmail.com" target="_blank">rveduruparthi@gmail.com</a>> wrote:<br>
</div>
<blockquote style="margin:0px 0px 0px 0.8ex; border-left:1px solid rgb(204,204,204); padding-left:1ex">
<div dir="ltr">Hello,
<div><br>
</div>
<div>I am using the QuickFix version 1.9 and using the below dll's in my project connecting to different exchanges one supporting the FIX44 and the other FIX50SP2.</div>
<div>I am seeing the following exception while processing the messages.</div>
<div>Does that assembly have anything to do with the quickfix engine I am using ?</div>
<div>BTW i am using the .NET Framework 4.7.</div>
<div>Appreciate any insight into this.</div>
<div><br>
</div>
<div>QuickFix.dll<br>
</div>
<div>QuickFix.FIX50SP2.dll<br>
</div>
<div>QuickFix.FIX44.dll<br>
</div>
<div><br>
</div>
<div><b>Exception:</b></div>
<div>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
System.IO.FileNotFoundException: Could not load file or assembly 'WeifenLuo.WinFormsUI.Docking, Version=3.0.4.0, Culture=neutral, PublicKeyToken=5cded1a1a0a7b481' or one of its dependencies. The system cannot find the file specified.</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
File name: 'WeifenLuo.WinFormsUI.Docking, Version=3.0.4.0, Culture=neutral, PublicKeyToken=5cded1a1a0a7b481'</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
at System.Reflection.RuntimeAssembly.GetExportedTypes(RuntimeAssembly assembly, ObjectHandleOnStack retTypes)</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
at System.Reflection.RuntimeAssembly.GetExportedTypes()</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
at System.Linq.Enumerable.<SelectManyIterator>d__17`2.MoveNext()</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
at System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext()</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
at QuickFix.DefaultMessageFactory.GetMessageFactories(IEnumerable`1 assemblies)</p>
<p style="margin:0in 0in 0.0001pt; font-size:11pt; font-family:Calibri,sans-serif">
at QuickFix.DefaultMessageFactory..ctor(String defaultApplVerId)</p>
</div>
<div><br clear="all">
<div>Thanks,<br>
</div>
<div dir="ltr">
<div>--Raju.v</div>
</div>
</div>
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