diff --git a/build/yaml/botbuilder-dotnet-ci.yml b/build/yaml/botbuilder-dotnet-ci.yml
index 8f5fa8ba81..2268bd3df4 100644
--- a/build/yaml/botbuilder-dotnet-ci.yml
+++ b/build/yaml/botbuilder-dotnet-ci.yml
@@ -104,10 +104,11 @@ stages:
           }
        }
        $multiconfig = $multiconfig.TrimEnd(' ').TrimEnd(',') + "}";
+       echo 'Matrix variable:'
        echo $multiconfig
        "##vso[task.setVariable variable=MULTICONFIG;isOutput=true]$multiconfig"
       name: generate_var
-    - script: echo $(generate_var.MULTICONFIG)
+      displayName: Generate matrix variable
 
   - job: check_api_for
     dependsOn: generate_multiconfig_var
diff --git a/build/yaml/ci-post-to-github-steps.yml b/build/yaml/ci-post-to-github-steps.yml
index 06c927abe1..b1378f0702 100644
--- a/build/yaml/ci-post-to-github-steps.yml
+++ b/build/yaml/ci-post-to-github-steps.yml
@@ -1,14 +1,14 @@
 steps:
 - task: DownloadBuildArtifacts@0
-  displayName: 'Download Compat Results artifact'
+  displayName: 'Download compat results artifact'
   inputs:
     downloadType: specific
     itemPattern: '**\*.txt'
     downloadPath: '$(System.ArtifactsDirectory)\ApiCompat'
-  condition: and(succeeded(), eq(variables['Build.Reason'], 'PullRequest'))
+  condition: and(succeeded(), eq(variables['Build.Reason'], 'PullRequest'), ne(variables['System.PullRequest.IsFork'], 'True'))
 
 - task: SOUTHWORKS.github-pr-comment.custom-publish-comment-task.github-pr-comment@0
-  displayName: 'Publish Compat Results to Github'
+  displayName: 'Publish compat results to Github'
   inputs:
     userToken: '$(GitHubCommentApiKey)'
     bodyFilePath: '$(System.ArtifactsDirectory)\ApiCompat'
@@ -17,61 +17,73 @@ steps:
   condition: and(succeeded(), eq(variables['Build.Reason'], 'PullRequest'), ne(variables['System.PullRequest.IsFork'], 'True'))
 
 - powershell: |
-   # Check for string in the logs in the current DevOps pipeline run.
-   # 
-   # Note: The task immediately before this one may not get checked because its log may not yet be available.
-   # Calls the Azure DevOps REST API.
-   # Enable OAuth token access in the pipeline agent job for $(System.Accesstoken) to populate.
+    Start-Sleep -Seconds 30
+  displayName: 'Wait for last task log to finish writing'
+  condition: and(succeeded(), eq(variables['Build.Reason'], 'PullRequest'), ne(variables['System.PullRequest.IsFork'], 'True'))
 
-   $stringToCheckFor = '201 Created';
-   
-   Start-Sleep -Milliseconds 1000 # Give time for the last log to become available
-   
-   $collectionUri = "$env:SYSTEM_COLLECTIONURI";  # e.g. 'https://fuselabs.visualstudio.com'
-   $teamProjectId = "$env:SYSTEM_TEAMPROJECTID";  # e.g. '86659c66-c9df-418a-a371-7de7aed35064' = SDK_v4
-   
-   # Get the current build ID.
-   $buildId = "$env:BUILD_BUILDID";
-   Write-Host 'Build ID = ' $buildId;
-   
-   # Get the log containers for the run.
-   $uri = "$collectionUri/$teamProjectId/_apis/build/builds/$buildId/logs";
-   
-   $token = [System.Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes(":$(System.AccessToken)"));
-   $header = @{authorization = "Basic $token"};
-   
-   $runLogContainers = Invoke-RestMethod "$uri" -Method Get -ContentType "application/json" -Headers $header;
-   
-   # Get the log from each log container.
-   Write-Host 'Checking the logs:';
-   $found = $false;
-   foreach ($container in $runLogContainers.value) {
-       $container.id;
-       $uri = $container.url;
-       $uri;
-       $log = Invoke-RestMethod "$uri" -Method Get -ContentType "application/json" -Headers $header;
-       
-       # Search for our string.
-       if (!$found -and $log.Contains($stringToCheckFor)) {
-           $found = $true;
-           $log;
-           $mess = 'String "' + $stringToCheckFor + '" found in log #' + $container.id;
-           Write-Host $mess;
-       } else {
-           ($log -split '\r?\n')[0] + '...';  # Print first line
-       }
-   }
-   
-   # If not found, throw an error.
-   if (!$found) {
-       Write-Host;
-       $mess =  'Publish Compat Results failed. Is there a PR associated with this build? String "' + $stringToCheckFor + '" not found in the logs';
-       throw $mess;
-   }
+- powershell: |
+    # This task compensates for the 'Publish compat results...' task above which can fail silently.
+    # Check task log for a "success" string in the current pipeline run.
+    # If not succeeded, fail this task.
+    # 
+    # Note: The target task needs time to finish writing its log. Hence the wait task above.
+    # Calls the Azure DevOps REST API.
+    # Enable OAuth token access in the pipeline agent job for $(System.Accesstoken) to populate.
+
+    $taskToCheck = 'Publish compat results to Github';
+    $successStringToCheckFor = 'status: 201';
+    
+    $collectionUri = "$env:SYSTEM_COLLECTIONURI";  # e.g. 'https://fuselabs.visualstudio.com'
+    $teamProjectId = "$env:SYSTEM_TEAMPROJECTID";  # e.g. '86659c66-c9df-418a-a371-7de7aed35064' = SDK_v4
+    
+    # Get the current build ID.
+    $buildId = "$env:BUILD_BUILDID";
+    Write-Host 'Build ID = ' $buildId;
+    
+    # Get the log containers for the run.
+    $uri = "$collectionUri/$teamProjectId/_apis/build/builds/$buildId/logs";
+    
+    $token = [System.Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes(":$(System.AccessToken)"));
+    $header = @{authorization = "Basic $token"};
+    
+    $runLogContainers = Invoke-RestMethod "$uri" -Method Get -ContentType "application/json" -Headers $header;
+    $containersCount = $runLogContainers.count;
+
+    # Get the log from each log container.
+    Write-Host 'Checking the logs:';
+    $found = $false;
+    foreach ($container in $runLogContainers.value) {
+      # Search only the last 3 task logs.
+      if ($container.id -gt $containersCount - 3) {
+        $container.id;
+        $uri = $container.url;
+        $uri;
+        $log = Invoke-RestMethod "$uri" -Method Get -ContentType "application/json" -Headers $header;
+      
+        # Search for the success string.
+        if ($log.Contains($taskToCheck)) {
+          $log;
+          if ($log.Contains($successStringToCheckFor)) {
+            $found = $true;
+            $mess = 'String "' + $successStringToCheckFor + '" found in log #' + $container.id;
+            Write-Host $mess;
+          }
+        } else {
+          ($log -split '\r?\n')[0] + '...';  # Print first line
+        }
+      }
+    }
    
-  displayName: 'Verify Publish Compat Results success'
+    # If not found, throw an error.
+    if (!$found) {
+      Write-Host;
+      $mess = "$taskToCheck failed. Is there a PR associated with this build? String '" + $successStringToCheckFor + "' not found in the log.";
+      throw $mess;
+    }
+  displayName: 'Verify publish compat results success'
+  ignoreLASTEXITCODE: true
   continueOnError: true
-  condition: and(succeeded(), eq(variables['Build.Reason'], 'PullRequest'))
+  condition: and(succeeded(), eq(variables['Build.Reason'], 'PullRequest'), ne(variables['System.PullRequest.IsFork'], 'True'))
 
 - script: |
    cd ..