On Windows files paths include backslashes, these require escaping appropriately for the JSON based output from the ps_thread_stack stored function.

Author: MarkLeith

functions/ps_thread_stack.sql

@@ -75,9 +75,9 @@ BEGIN
               /* Convert from picoseconds to microseconds */
               , CONCAT( '"timer_wait": ', ROUND(timer_wait/1000000, 2))  
               , CONCAT( '"event_info": "'
-                  , CASE 
-                        WHEN event_name NOT LIKE 'wait/io%' THEN SUBSTRING_INDEX(event_name, '/', -2)
-                        WHEN event_name NOT LIKE 'wait/io/file%' OR event_name NOT LIKE 'wait/io/socket%' THEN SUBSTRING_INDEX(event_name, '/', -4)
+                  , CASE
+                        WHEN event_name NOT LIKE 'wait/io%' THEN REPLACE(SUBSTRING_INDEX(event_name, '/', -2), '\\', '\\\\')
+                        WHEN event_name NOT LIKE 'wait/io/file%' OR event_name NOT LIKE 'wait/io/socket%' THEN REPLACE(SUBSTRING_INDEX(event_name, '/', -4), 
                         ELSE event_name
                     END
                   , '"'