diff --git a/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java b/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
index 6f8677db..25d5062b 100644
--- a/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
+++ b/source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java
@@ -62,6 +62,10 @@ public class FileManagerImpl implements FileManager {
             try {
                 resolvedPath = resolvedPath.resolve(pathPart);
             } catch (Exception e) {
+                logger.error("resolveStringPath", e.getMessage());
+                logger.debug("resolveStringPath", "this.path: " + this.path);
+                logger.debug("resolveStringPath", "pathPart: " + pathPart);
+                logger.debug("resolveStringPath", "resolvedPath: " + resolvedPath);
                 throw new IOException("Invalid path: " + path);
             }
         }