Update Troubleshooting.md

Added missing .kube/config file error when using for the first time.

Troubleshooting.md

@@ -15,3 +15,20 @@ Whenver there is an issue with a chart installation, you can template the chart
 ```bash
 task template-manifest odoo test_values/restic.knd.local.yaml > manifest.yaml
 ```
+
+## Missing $HOME/.kube/config file
+
+When using this repository for the first time, running this command cannot run due to a missing config file
+
+```bash
+Task switch-cluster
+```
+
+Run this command to initialize a first cluster after which a switch can be made.
+
+```bash
+Task start
+```
+
+
+