diff --git a/sge-backend/src/main/java/com/sgs/graphql/dataCenter/dto/DataCenterDto.java b/sge-backend/src/main/java/com/sgs/graphql/dataCenter/dto/DataCenterDto.java
index 1973dbf..7c8febf 100644
--- a/sge-backend/src/main/java/com/sgs/graphql/dataCenter/dto/DataCenterDto.java
+++ b/sge-backend/src/main/java/com/sgs/graphql/dataCenter/dto/DataCenterDto.java
@@ -17,10 +17,10 @@ public class DataCenterDto {
     private Integer externalId;
     private Integer number;
     private AreaDto area;
-    
-    @JsonProperty("physical_machine")
+
+    @JsonProperty("physical_machines")
     private Map<String, PhysicalMachineDto> physicalMachine;
-    
+
     // Emission calculation fields
     private SectorDto sector;
     private SubSectorDto subSector;
@@ -62,12 +62,12 @@ public class DataCenterDto {
         this.number = number;
     }
 
-    public AreaDto getArea() { 
-        return area; 
+    public AreaDto getArea() {
+        return area;
     }
-    
-    public void setArea(AreaDto area) { 
-        this.area = area; 
+
+    public void setArea(AreaDto area) {
+        this.area = area;
     }
 
     public Map<String, PhysicalMachineDto> getPhysicalMachine() {
diff --git a/sge-backend/src/main/java/com/sgs/utils/rabbitMQ/MessageListener.java b/sge-backend/src/main/java/com/sgs/utils/rabbitMQ/MessageListener.java
index 12302f3..d26845c 100644
--- a/sge-backend/src/main/java/com/sgs/utils/rabbitMQ/MessageListener.java
+++ b/sge-backend/src/main/java/com/sgs/utils/rabbitMQ/MessageListener.java
@@ -805,10 +805,19 @@ public class MessageListener {
         input.setVmId(vm.getId());
         System.out.println("🔍 Setting VM ID: " + vm.getId());
         
-        // Use the source-specific power consumption (percentage of total VM power)
-        input.setConsuptionAmount(String.valueOf(sourceSpecificPower));
-        System.out.println("🔍 Setting Consumption Amount: " + sourceSpecificPower + "W");
+        // Use the source-specific power consumption (percentage of total VM power)      
+	    // Format to 6 decimal places to avoid very long strings
+        String formattedPower = String.format("%.6f", sourceSpecificPower);
+        input.setConsuptionAmount(formattedPower);
+        System.out.println("🔍 Setting Consumption Amount: " + formattedPower + "W");
         
+        // Validate field lengths to prevent database errors
+        System.out.println("🔍 Field length validation:");
+        System.out.println("   Year: " + (input.getYear() != null ? input.getYear().length() : "null"));
+        System.out.println("   Month: " + (input.getMonth() != null ? input.getMonth().length() : "null"));
+        System.out.println("   ConsuptionAmount: " + (input.getConsuptionAmount() != null ? input.getConsuptionAmount().length() : "null"));
+
+
         System.out.println("🔍 VM Emission Input for Source:");
         System.out.println("   VM ID: " + vm.getId());
         System.out.println("   VM Name: " + vm.getVmName());