@@ -, +, @@ 
---
 bin/dispatch-conf | 4 ++++
 1 file changed, 4 insertions(+)
--- a/bin/dispatch-conf	
+++ a/bin/dispatch-conf	
@@ -577,6 +577,10 @@ def clear_screen():
 shell = os.environ.get("SHELL")
 if not shell or not os.access(shell, os.EX_OK):
     shell = find_binary("sh")
+else:
+    shell_basename = os.path.basename(shell)
+    if shell_basename == "nologin" or shell_basename == "false":
+        shell = find_binary("sh")
 
 
 def spawn_shell(cmd):
--