diff --git a/CHANGELOG.md b/CHANGELOG.md
index ef9acc2..4bc9941 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 1.2.1
+
+### Changed
+
+- Ignore invalid associations when inspecting reflections on `sync_all!` to establish the load order. These kinds of errors have nothing to do with the support table definition and create confusion when the are raised while syncing data.
+
 ## 1.2.0
 
 ### Added
diff --git a/VERSION b/VERSION
index 26aaba0..6085e94 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.2.0
+1.2.1
diff --git a/lib/support_table_data.rb b/lib/support_table_data.rb
index d008335..7c52f05 100644
--- a/lib/support_table_data.rb
+++ b/lib/support_table_data.rb
@@ -406,6 +406,9 @@ def support_table_dependencies(klass)
         next unless reflection.belongs_to? || reflection.through_reflection?
 
         dependencies << reflection.klass
+      rescue => e
+        message = "Error inspecting reflection #{reflection.name} on #{klass.name}: #{e.inspect}"
+        klass.logger&.warn(message)
       end
 
       dependencies
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 4da7859..382258e 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -57,6 +57,9 @@ class Color < ActiveRecord::Base
   has_many :things
   has_many :shades, through: :things
 
+  # Intentionally invalid association
+  belongs_to :non_existent, class_name: "NonExistent"
+
   validates_uniqueness_of :name
 
   def group_name=(value)