diff --git a/src/com/pms/api/AmaranthApprovalApiClient.java b/src/com/pms/api/AmaranthApprovalApiClient.java
index ad4cbf1..fec6d2e 100644
--- a/src/com/pms/api/AmaranthApprovalApiClient.java
+++ b/src/com/pms/api/AmaranthApprovalApiClient.java
@@ -1004,26 +1004,28 @@ public class AmaranthApprovalApiClient {
     }
     
     /**
-     * AES128 CBC PKCS5Padding 암호화 (loginId 또는 empSeq)
-     * 문서: 현재날짜(YYYYMMDDHHmmss)▦값 → AES 암호화 → Base64
-     * Key = API상품연동설정 메뉴에서 확인 가능 (정확히 16바이트)
+     * AES128 CBC PKCS5Padding 암호화 (empSeq)
+     * 평문: 현재날짜(YYYYMMDDHHmmss)▦값 → AES 암호화 → Base64
+     * Key = groupSeq 앞 16바이트, IV = Key와 동일
+     * 타임스탬프는 반드시 한국시간(KST) 사용
      */
     private String encryptValue(String value) throws Exception {
-        // 현재 날짜시간 (YYYYMMDDHHmmss)
-        String currentDateTime = new java.text.SimpleDateFormat("yyyyMMddHHmmss").format(new java.util.Date());
+        // 한국시간(KST) 기준 타임스탬프 생성 (Docker 서버가 UTC일 경우 대비)
+        java.text.SimpleDateFormat sdf = new java.text.SimpleDateFormat("yyyyMMddHHmmss");
+        sdf.setTimeZone(java.util.TimeZone.getTimeZone("Asia/Seoul"));
+        String currentDateTime = sdf.format(new java.util.Date());
         
-        // 암호화할 평문: 현재날짜시간▦값 (반드시 특수문자 ▦ 사용)
         String plainText = currentDateTime + "\u25A6" + value;
         
         System.out.println("[AES] plainText: " + plainText);
+        System.out.println("[AES] timestamp(KST): " + currentDateTime);
         System.out.println("[AES] AES_KEY: " + AES_KEY + " (길이: " + AES_KEY.length() + ")");
         
-        // 문서 샘플코드: Key.getBytes()를 직접 사용 (Key, IV 동일)
         byte[] keyData = AES_KEY.getBytes("UTF-8");
         
-        // AES128은 16바이트 키 필요 - 키가 16바이트가 아니면 조정
-        if(keyData.length != 16){
-            System.out.println("[AES] 키 길이가 16바이트가 아님: " + keyData.length + "바이트 → 16바이트로 조정");
+        // AES-128: 16바이트 키 (groupSeq 앞 16바이트)
+        if(keyData.length != 16) {
+            System.out.println("[AES] 키 길이 조정: " + keyData.length + "바이트 → 16바이트");
             byte[] key16 = new byte[16];
             System.arraycopy(keyData, 0, key16, 0, Math.min(keyData.length, 16));
             keyData = key16;
diff --git a/src/com/pms/mapper/partMng.xml b/src/com/pms/mapper/partMng.xml
index 50f0d6d..0ed105e 100644
--- a/src/com/pms/mapper/partMng.xml
+++ b/src/com/pms/mapper/partMng.xml
@@ -3975,17 +3975,17 @@ SELECT T1.LEV, T1.BOM_REPORT_OBJID, T1.ROOT_PART_NO, T1.PATH, T1.LEAF, T2.*
 			</if>
 		) VALUES 
 		(
-			#{BOM_REPORT_OBJID},
-			#{OBJID},
-			#{PARENT_OBJID},
-			#{CHILD_OBJID},
-			#{PARENT_PART_NO},
-			#{PART_NO},
-			<!-- (SELECT PART_NO FROM BOM_PART_QTY WHERE 1=1 AND CHILD_OBJID = #{PARENT_OBJID} AND BOM_REPORT_OBJID = #{BOM_REPORT_OBJID}),
-			#{PART_OBJID}, -->
-			#{QTY},
-			#{ITEM_QTY},
-			#{QTY_TEMP},
+		#{BOM_REPORT_OBJID},
+		#{OBJID},
+		#{PARENT_OBJID},
+		#{CHILD_OBJID},
+		#{PARENT_PART_NO},
+		#{PART_NO},
+		<!-- (SELECT PART_NO FROM BOM_PART_QTY WHERE 1=1 AND CHILD_OBJID = #{PARENT_OBJID} AND BOM_REPORT_OBJID = #{BOM_REPORT_OBJID}),
+		#{PART_OBJID}, -->
+		COALESCE(NULLIF(#{QTY}, ''), '0')::NUMERIC,
+		COALESCE(NULLIF(#{ITEM_QTY}, ''), '0')::NUMERIC,
+		COALESCE(NULLIF(#{QTY_TEMP}, ''), '0')::NUMERIC,
 			NOW(),
 			#{WRITER},
 			nextval('seq_bom_qty'),
@@ -7545,46 +7545,46 @@ SELECT T1.LEV, T1.BOM_REPORT_OBJID, T1.ROOT_PART_NO, T1.PATH, T1.LEAF, T2.*
 						,UNIT_LENGTH
 						,UNIT_QTY
 					) VALUES (
-						#{PART_OBJID}::NUMERIC
-						,#{PART_NO}
-						,#{PART_NAME}
-						,#{UNIT}
-						,#{QTY}
-						,#{SPEC}
-						,#{MATERIAL}
-						,#{THICKNESS}
-						,#{WIDTH}
-						,#{HEIGHT}      
-						,#{OUT_DIAMETER}
-						,#{IN_DIAMETER} 
-						,#{LENGTH}     
-						,#{REMARK}
-						,'create'
-						,now()
-						,#{CONNECTUSERID}
-						,'1'
-						,#{PART_TYPE}
-						,#{PRODUCT_MGMT_OBJID}
-						,#{SUPPLY_CODE}
-						,#{MAKER}
-						,#{CONTRACT_OBJID}
-						,#{POST_PROCESSING}
-						,#{HEAT_TREATMENT_HARDNESS}
-						,#{HEAT_TREATMENT_METHOD}
-						,#{SURFACE_TREATMENT}
-						,#{ACCTFG}
-						,#{ODRFG}
-						,#{UNIT_DC}
-						,#{UNITMANG_DC}
-						,#{UNITCHNG_NB}::NUMERIC
-						,COALESCE(#{LOT_FG}, '0')
-						,COALESCE(#{USE_YN}, '1')
-						,COALESCE(#{QC_FG}, '0')
-						,COALESCE(#{SETITEM_FG}, '0')
-						,COALESCE(#{REQ_FG}, '0')
-						,#{UNIT_LENGTH}
-						,#{UNIT_QTY}
-						)
+					#{PART_OBJID}::NUMERIC
+					,#{PART_NO}
+					,#{PART_NAME}
+					,#{UNIT}
+					,COALESCE(NULLIF(#{QTY}, ''), '0')::NUMERIC
+					,#{SPEC}
+					,#{MATERIAL}
+					,NULLIF(#{THICKNESS}, '')
+					,NULLIF(#{WIDTH}, '')
+					,NULLIF(#{HEIGHT}, '')
+					,NULLIF(#{OUT_DIAMETER}, '')
+					,NULLIF(#{IN_DIAMETER}, '')
+					,NULLIF(#{LENGTH}, '')
+					,#{REMARK}
+					,'create'
+					,now()
+					,#{CONNECTUSERID}
+					,'1'
+					,#{PART_TYPE}
+					,#{PRODUCT_MGMT_OBJID}
+					,#{SUPPLY_CODE}
+					,#{MAKER}
+					,#{CONTRACT_OBJID}
+					,#{POST_PROCESSING}
+					,#{HEAT_TREATMENT_HARDNESS}
+					,#{HEAT_TREATMENT_METHOD}
+					,#{SURFACE_TREATMENT}
+					,#{ACCTFG}
+					,#{ODRFG}
+					,#{UNIT_DC}
+					,#{UNITMANG_DC}
+					,COALESCE(NULLIF(#{UNITCHNG_NB}, ''), '0')::NUMERIC
+					,COALESCE(#{LOT_FG}, '0')
+					,COALESCE(#{USE_YN}, '1')
+					,COALESCE(#{QC_FG}, '0')
+					,COALESCE(#{SETITEM_FG}, '0')
+					,COALESCE(#{REQ_FG}, '0')
+					,NULLIF(#{UNIT_LENGTH}, '')
+					,NULLIF(#{UNIT_QTY}, '')
+					)
 	</insert>
 	
 	<!-- 계약제품, 업체명으로 BOM에 등록된 부품정보 조회 -->	
diff --git a/src/com/pms/service/ApprovalService.java b/src/com/pms/service/ApprovalService.java
index 62b88a5..072dc20 100644
--- a/src/com/pms/service/ApprovalService.java
+++ b/src/com/pms/service/ApprovalService.java
@@ -1787,8 +1787,13 @@ public class ApprovalService {
 			}
 			
 			String empSeq = CommonUtils.checkNull(person.getEmpseq());
+			System.out.println("=== Amaranth SSO - 사용자 정보 ===");
+			System.out.println("userId: " + person.getUserId());
+			System.out.println("userName: " + person.getUserName());
+			System.out.println("empSeq: [" + empSeq + "]");
+			
 			if(empSeq.isEmpty()){
-				return "{\"resultCode\":-1,\"resultMsg\":\"empSeq 정보가 없습니다. 관리자에게 문의하세요.\"}";
+				return "{\"resultCode\":-1,\"resultMsg\":\"empSeq 정보가 없습니다. (userId: " + person.getUserId() + ") 관리자에게 문의하세요.\"}";
 			}
 			
 			// 파라미터 추출
diff --git a/src/com/pms/service/PartMngService.java b/src/com/pms/service/PartMngService.java
index 6ea7a97..def76be 100644
--- a/src/com/pms/service/PartMngService.java
+++ b/src/com/pms/service/PartMngService.java
@@ -5023,16 +5023,25 @@ public class PartMngService extends BaseService {
 				insertMap.put("PARENT_PART_NO", PARENT_PART_NO);
 				insertMap.put("PART_NO", PART_NO);
 				insertMap.put("PART_NAME", CommonUtils.checkNull((String)insertMap.get("PART_NAME")));
-				insertMap.put("QTY", CommonUtils.checkNull((String)insertMap.get("QTY")));
-				insertMap.put("UNIT", CommonUtils.checkNull((String)insertMap.get("UNIT")));
-				insertMap.put("SPEC", CommonUtils.checkNull((String)insertMap.get("SPEC")));
-				insertMap.put("MATERIAL", CommonUtils.checkNull((String)insertMap.get("MATERIAL")));
-				insertMap.put("THICKNESS", CommonUtils.checkNull((String)insertMap.get("THICKNESS")));
-				insertMap.put("WIDTH", CommonUtils.checkNull((String)insertMap.get("WIDTH")));
-				insertMap.put("HEIGHT", CommonUtils.checkNull((String)insertMap.get("HEIGHT")));
-				insertMap.put("OUT_DIAMETER", CommonUtils.checkNull((String)insertMap.get("OUT_DIAMETER")));
-				insertMap.put("IN_DIAMETER", CommonUtils.checkNull((String)insertMap.get("IN_DIAMETER")));
-				insertMap.put("LENGTH", CommonUtils.checkNull((String)insertMap.get("LENGTH")));
+			String qtyVal = CommonUtils.checkNull((String)insertMap.get("QTY"));
+			insertMap.put("QTY", StringUtils.isBlank(qtyVal) ? "0" : qtyVal);
+			insertMap.put("ITEM_QTY", StringUtils.isBlank(qtyVal) ? "0" : qtyVal);
+			insertMap.put("QTY_TEMP", StringUtils.isBlank(qtyVal) ? "0" : qtyVal);
+			insertMap.put("UNIT", CommonUtils.checkNull((String)insertMap.get("UNIT")));
+			insertMap.put("SPEC", CommonUtils.checkNull((String)insertMap.get("SPEC")));
+			insertMap.put("MATERIAL", CommonUtils.checkNull((String)insertMap.get("MATERIAL")));
+			String thicknessVal = CommonUtils.checkNull((String)insertMap.get("THICKNESS"));
+			insertMap.put("THICKNESS", StringUtils.isBlank(thicknessVal) ? null : thicknessVal);
+			String widthVal = CommonUtils.checkNull((String)insertMap.get("WIDTH"));
+			insertMap.put("WIDTH", StringUtils.isBlank(widthVal) ? null : widthVal);
+			String heightVal = CommonUtils.checkNull((String)insertMap.get("HEIGHT"));
+			insertMap.put("HEIGHT", StringUtils.isBlank(heightVal) ? null : heightVal);
+			String outDiameterVal = CommonUtils.checkNull((String)insertMap.get("OUT_DIAMETER"));
+			insertMap.put("OUT_DIAMETER", StringUtils.isBlank(outDiameterVal) ? null : outDiameterVal);
+			String inDiameterVal = CommonUtils.checkNull((String)insertMap.get("IN_DIAMETER"));
+			insertMap.put("IN_DIAMETER", StringUtils.isBlank(inDiameterVal) ? null : inDiameterVal);
+			String lengthVal = CommonUtils.checkNull((String)insertMap.get("LENGTH"));
+			insertMap.put("LENGTH", StringUtils.isBlank(lengthVal) ? null : lengthVal);
 				insertMap.put("PART_TYPE", CommonUtils.checkNull((String)insertMap.get("PART_TYPE")));
 				insertMap.put("REMARK", CommonUtils.checkNull((String)insertMap.get("REMARK")));
 				insertMap.put("SUPPLY_CODE", CommonUtils.checkNull((String)insertMap.get("SUPPLY_CODE")));
@@ -5047,7 +5056,8 @@ public class PartMngService extends BaseService {
 				// ERP 연동 필드
 				insertMap.put("UNIT_DC", CommonUtils.checkNull((String)insertMap.get("UNIT_DC")));
 				insertMap.put("UNITMANG_DC", CommonUtils.checkNull((String)insertMap.get("UNITMANG_DC")));
-				insertMap.put("UNITCHNG_NB", CommonUtils.checkNull((String)insertMap.get("UNITCHNG_NB")));
+				String unitchngNbVal = CommonUtils.checkNull((String)insertMap.get("UNITCHNG_NB"));
+			insertMap.put("UNITCHNG_NB", StringUtils.isBlank(unitchngNbVal) ? "0" : unitchngNbVal);
 				String lotFgVal = CommonUtils.checkNull((String)insertMap.get("LOT_FG"));
 				insertMap.put("LOT_FG", StringUtils.isBlank(lotFgVal) ? "0" : lotFgVal);
 				String useYnVal = CommonUtils.checkNull((String)insertMap.get("USE_YN"));
@@ -5058,9 +5068,11 @@ public class PartMngService extends BaseService {
 				insertMap.put("SETITEM_FG", StringUtils.isBlank(setitemFgVal) ? "0" : setitemFgVal);
 				String reqFgVal = CommonUtils.checkNull((String)insertMap.get("REQ_FG"));
 				insertMap.put("REQ_FG", StringUtils.isBlank(reqFgVal) ? "0" : reqFgVal);
-				// 개당길이, 개당소요량
-				insertMap.put("UNIT_LENGTH", CommonUtils.checkNull((String)insertMap.get("UNIT_LENGTH")));
-				insertMap.put("UNIT_QTY", CommonUtils.checkNull((String)insertMap.get("UNIT_QTY")));
+			// 개당길이, 개당소요량
+			String unitLengthVal = CommonUtils.checkNull((String)insertMap.get("UNIT_LENGTH"));
+			insertMap.put("UNIT_LENGTH", StringUtils.isBlank(unitLengthVal) ? null : unitLengthVal);
+			String unitQtyVal = CommonUtils.checkNull((String)insertMap.get("UNIT_QTY"));
+			insertMap.put("UNIT_QTY", StringUtils.isBlank(unitQtyVal) ? null : unitQtyVal);
 				insertMap.put("STATUS", "deploy"); // 엑셀 업로드 시 deploy 상태로 저장
 				insertMap.put("WRITER", CommonUtils.checkNull((String)paramMap.get("CONNECTUSERID")));