Give some debug information when we have a number format exception with Nexus archives.

Wabbajack.Lib/Downloaders/NexusDownloader.cs

@@ -79,6 +79,8 @@ namespace Wabbajack.Lib.Downloaders
                     throw;
                 }
 
+                try
+                {
                     return new State
                     {
                         Name = NexusApiUtils.FixupSummary(info.name),
@@ -92,6 +94,13 @@ namespace Wabbajack.Lib.Downloaders
                         FileID = long.Parse(general.fileID)
                     };
                 }
+                catch (FormatException)
+                {
+                    Utils.Log(
+                        $"Cannot parse ModID/FileID from {(string)general.gameName} {(string)general.modID} {(string)general.fileID}");
+                    throw;
+                }
+            }
 
             return null;
         }