diff --git a/org.adempiere.base/src/org/compiere/model/MInOutLine.java b/org.adempiere.base/src/org/compiere/model/MInOutLine.java
index 50969cebd0..3e45cea184 100644
--- a/org.adempiere.base/src/org/compiere/model/MInOutLine.java
+++ b/org.adempiere.base/src/org/compiere/model/MInOutLine.java
@@ -517,8 +517,26 @@ public class MInOutLine extends X_M_InOutLine
 		if (getParent().pendingConfirmations()) {
 			if (  newRecord ||
 				(is_ValueChanged(COLUMNNAME_MovementQty) && !is_ValueChanged(COLUMNNAME_TargetQty))) {
-				log.saveError("SaveError", Msg.parseTranslation(getCtx(), "@Open@: @M_InOutConfirm_ID@"));
-				return false;
+
+				if (getMovementQty().signum() == 0)
+				{
+					String docAction = getParent().getDocAction();
+					String docStatus = getParent().getDocStatus();
+					if (   MInOut.DOCACTION_Void.equals(docAction)
+						&& (   MInOut.DOCSTATUS_Drafted.equals(docStatus)
+							|| MInOut.DOCSTATUS_Invalid.equals(docStatus)
+							|| MInOut.DOCSTATUS_InProgress.equals(docStatus)
+							|| MInOut.DOCSTATUS_Approved.equals(docStatus)
+							|| MInOut.DOCSTATUS_NotApproved.equals(docStatus)
+						   )
+						)
+					{
+						// OK to save qty=0 when voiding
+					} else {
+						log.saveError("SaveError", Msg.parseTranslation(getCtx(), "@Open@: @M_InOutConfirm_ID@"));
+						return false;
+					}
+				}
 			}
 		}
 		// Locator is mandatory if no charge is defined - teo_sarca BF [ 2757978 ]
diff --git a/org.adempiere.base/src/org/compiere/model/MMovementConfirm.java b/org.adempiere.base/src/org/compiere/model/MMovementConfirm.java
index b2c7222150..4bb131c938 100644
--- a/org.adempiere.base/src/org/compiere/model/MMovementConfirm.java
+++ b/org.adempiere.base/src/org/compiere/model/MMovementConfirm.java
@@ -604,12 +604,39 @@ public class MMovementConfirm extends X_M_MovementConfirm implements DocAction
 		m_processMsg = ModelValidationEngine.get().fireDocValidate(this,ModelValidator.TIMING_BEFORE_VOID);
 		if (m_processMsg != null)
 			return false;
+
+		
+		MMovement move = new MMovement (getCtx(), getM_Movement_ID(), get_TrxName());
+		for (MMovementLineConfirm confirmLine : getLines(true))
+		{
+			confirmLine.setTargetQty(Env.ZERO);
+			confirmLine.setConfirmedQty(Env.ZERO);
+			confirmLine.setScrappedQty(Env.ZERO);
+			confirmLine.setDifferenceQty(Env.ZERO);
+			confirmLine.setProcessed(true);
+			confirmLine.saveEx();
+		}
+		
+		// set confirmation as processed to allow voiding the inventory move
+		setProcessed(true);
+		saveEx();
+
+		// voiding the confirmation voids also the inventory move
+		ProcessInfo processInfo = MWorkflow.runDocumentActionWorkflow(move, DocAction.ACTION_Void);
+		if (processInfo.isError())
+		{
+			m_processMsg = processInfo.getSummary();
+			setProcessed(false);
+			return false;
+		}
+
 		// After Void
 		m_processMsg = ModelValidationEngine.get().fireDocValidate(this,ModelValidator.TIMING_AFTER_VOID);
 		if (m_processMsg != null)
 			return false;
-		
-		return false;
+
+		setDocAction(DOCACTION_None);
+		return true;
 	}	//	voidIt
 	
 	/**