diff --git a/build.psm1 b/build.psm1
index 9c359fb1d..6120e7309 100644
--- a/build.psm1
+++ b/build.psm1
@@ -841,7 +841,16 @@ function Get-Mappings
     {
         $map = @{}
         $mapFiles | % {
-            $rawHashtable = $_ | Get-Content -Raw | ConvertFrom-Json | Convert-PSObjectToHashtable
+            $file = $_
+            try
+            {
+                $rawHashtable = $_ | Get-Content -Raw | ConvertFrom-Json | Convert-PSObjectToHashtable
+            }
+            catch
+            {
+                Write-Error "Exception, when processing $($file.FullName): $_"
+            }
+
             $mapRoot = Split-Path $_.FullName
             if ($KeepRelativePaths) 
             {
diff --git a/src/Microsoft.PowerShell.ConsoleHost/map.json b/src/Microsoft.PowerShell.ConsoleHost/map.json
index 293e288db..472b2f6e6 100644
--- a/src/Microsoft.PowerShell.ConsoleHost/map.json
+++ b/src/Microsoft.PowerShell.ConsoleHost/map.json
@@ -30,5 +30,5 @@
     "monad/src/host/msh/resources/ManagedEntranceStrings.resx":  "resources/ManagedEntranceStrings.resx",
     "monad/src/singleshell/installer/EngineInstaller.cs":  "singleshell/installer/EngineInstaller.cs",
     "monad/src/host/msh/ConsoleHostRawUserInterface.cs":  "host/msh/ConsoleHostRawUserInterface.cs",
-    "monad/src/host/msh/ConsoleHost.cs":  "host/msh/ConsoleHost.cs",
+    "monad/src/host/msh/ConsoleHost.cs":  "host/msh/ConsoleHost.cs"
 }