diff --git a/enterprise/app/services/enterprise/whatsapp/providers/whatsapp_cloud_service.rb b/enterprise/app/services/enterprise/whatsapp/providers/whatsapp_cloud_service.rb
index 2fcf4b5e7..894d14e42 100644
--- a/enterprise/app/services/enterprise/whatsapp/providers/whatsapp_cloud_service.rb
+++ b/enterprise/app/services/enterprise/whatsapp/providers/whatsapp_cloud_service.rb
@@ -51,9 +51,9 @@ module Enterprise::Whatsapp::Providers::WhatsappCloudService
     return true if response.success?
 
     parsed = response.parsed_response.is_a?(Hash) ? response.parsed_response : {}
-    message = parsed.dig('error', 'error_user_msg') || parsed.dig('error', 'message') || 'Failed to update calling status'
+    error = parsed['error'].is_a?(Hash) ? parsed['error'] : {}
     Rails.logger.error "[WHATSAPP CALL] update_calling_status failed: status=#{response.code} body=#{response.body}"
-    raise message
+    raise meta_error_message(error, 'Failed to update calling status')
   end
 
   private
@@ -102,11 +102,18 @@ module Enterprise::Whatsapp::Providers::WhatsappCloudService
 
     Rails.logger.error "[WHATSAPP CALL] initiate_call failed: status=#{response.code} body=#{response.body}"
     parsed = response.parsed_response.is_a?(Hash) ? response.parsed_response : {}
-    error_code = parsed.dig('error', 'code')
-    error_msg = parsed.dig('error', 'error_user_msg') || 'Failed to initiate call'
+    error = parsed['error'].is_a?(Hash) ? parsed['error'] : {}
+    error_code = error['code']
+    error_msg = meta_error_message(error, 'Failed to initiate call')
 
     raise Voice::CallErrors::NoCallPermission, error_msg if error_code == Voice::CallErrors::NO_CALL_PERMISSION_CODE
 
     raise Voice::CallErrors::CallFailed, error_msg
   end
+
+  # Meta often returns a blank error_user_msg (e.g. code 131044 business-eligibility);
+  # an empty string is truthy, so `||` would surface it. Prefer the first non-blank field.
+  def meta_error_message(error, default)
+    error['error_user_msg'].presence || error['message'].presence || error['error_user_title'].presence || default
+  end
 end