diff --git a/src/TopoMojo.Api/Features/Template/TemplateService.cs b/src/TopoMojo.Api/Features/Template/TemplateService.cs
index 1e5b0ed..3f92a00 100644
--- a/src/TopoMojo.Api/Features/Template/TemplateService.cs
+++ b/src/TopoMojo.Api/Features/Template/TemplateService.cs
@@ -253,7 +253,7 @@ public async Task CheckHealth(string id)
             var template = await GetDeployableTemplate(id);
             var vm = await _pod.Refresh(template);
             if (vm.Status == "created") // healthy is 'initialized' for existing template
-                throw new Exception("bad health");
+                throw new Exception("unhealthy");
         }
     }
 }
diff --git a/src/TopoMojo.Hypervisor/vSphere/VimClient.cs b/src/TopoMojo.Hypervisor/vSphere/VimClient.cs
index 4512073..cdf8f1f 100644
--- a/src/TopoMojo.Hypervisor/vSphere/VimClient.cs
+++ b/src/TopoMojo.Hypervisor/vSphere/VimClient.cs
@@ -1278,10 +1278,16 @@ private async Task MonitorSession()
                 catch (Exception ex)
                 {
                     _logger.LogError(0, ex, $"Failed to refresh cache for {_config.Host}");
+
+                    if (ex.GetType().Name.Contains("ServerTooBusy"))
+                        await Disconnect();
                 }
                 finally
                 {
                     await Task.Delay(_syncInterval);
+
+                    if (_vim == null)
+                        await Connect();
                 }
             }
             // _logger.LogDebug("sessionMonitor ended.");