Migrations.md

@@ -47,6 +47,10 @@ liquibase \
 ```
 
 ## Common Errors
+
+### No Changelog Generated
+Liquibase may display a message indicating successful generation of the changelog, but in reality, no changelog exists. This issue is likely due to incorrect url and referenceUrl configurations for your H2 traces. Consider using absolute paths instead of relative paths.
+
 ### Incompatible H2 Version
 ```
 Caused by: org.h2.mvstore.MVStoreException: The write format 2 is smaller than the supported format 3 [2.2.224/5]