From 1c3dc630f48378b5b7f025c75a42755b864ad20e Mon Sep 17 00:00:00 2001
From: Chris Croome <chris@webarchitects.co.uk>
Date: Tue, 19 Apr 2022 17:03:22 +0100
Subject: [PATCH] Debug test

---
 tasks/checks.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tasks/checks.yml b/tasks/checks.yml
index 7cb805c..de667a7 100644
--- a/tasks/checks.yml
+++ b/tasks/checks.yml
@@ -89,7 +89,9 @@
         - name: Generate an array of PHP versions to remove
           set_fact:
             php_versions_remove: "{{ php_versions_existing | difference(php_versions_proposed) }}"
-          when: ( php_versions_existing | difference(php_versions_proposed) ) != []
+          when:
+            - ( php_versions_existing is defined ) and ( php_versions_existing != [] )
+            - ( php_versions_proposed is defined ) and ( php_versions_proposed != [] )
 
         - name: Checks for PHP versions due to be removed
           block:
-- 
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