diff --git a/pav-server/src/main/java/com/palnet/biz/api/main/dash/service/MainDashService.java b/pav-server/src/main/java/com/palnet/biz/api/main/dash/service/MainDashService.java
index 8039e96d..40b02c09 100644
--- a/pav-server/src/main/java/com/palnet/biz/api/main/dash/service/MainDashService.java
+++ b/pav-server/src/main/java/com/palnet/biz/api/main/dash/service/MainDashService.java
@@ -136,6 +136,9 @@ public class MainDashService {
 		String[] result = new String[2];
 		
 		yyyymm = yyyymm.trim();
+
+		logger.error("yyyymm -> {}", yyyymm.length());
+
 		String[] paramStrings = yyyymm.split("-");		
 
 		switch (yyyymm.length()) {			
@@ -174,7 +177,7 @@ public class MainDashService {
 				}
 				break;
 			default: // 1. 연단위 검색 -> Parameter Null일 경우
-				if(paramStrings.length > 0) throw new NumberFormatException();
+				if(paramStrings.length > 1) throw new NumberFormatException();
 
 				result[0] = "";
 				result[1] = "%y";