diff --git a/resources/bundles/org.eclipse.core.resources/src/org/eclipse/core/internal/resources/File.java b/resources/bundles/org.eclipse.core.resources/src/org/eclipse/core/internal/resources/File.java
index 32b159fe05d..e0c5d4dff96 100644
--- a/resources/bundles/org.eclipse.core.resources/src/org/eclipse/core/internal/resources/File.java
+++ b/resources/bundles/org.eclipse.core.resources/src/org/eclipse/core/internal/resources/File.java
@@ -70,8 +70,8 @@ public void appendContents(InputStream content, int updateFlags, IProgressMonito
 			try {
 				workspace.prepareOperation(rule, newChild);
 				ResourceInfo info = getResourceInfo(false, false);
-				checkAccessible(getFlags(info));
 				workspace.beginOperation(true);
+				checkAccessible(getFlags(info));
 				IFileInfo fileInfo = getStore().fetchInfo();
 				internalSetContents(content, fileInfo, updateFlags, true, subMonitor.newChild(99));
 			} catch (OperationCanceledException e) {
@@ -354,8 +354,8 @@ public void setContents(InputStream content, int updateFlags, IProgressMonitor m
 			try {
 				workspace.prepareOperation(rule, newChild);
 				ResourceInfo info = getResourceInfo(false, false);
-				checkAccessible(getFlags(info));
 				workspace.beginOperation(true);
+				checkAccessible(getFlags(info));
 				IFileInfo fileInfo = getStore().fetchInfo();
 				internalSetContents(content, fileInfo, updateFlags, false, subMonitor.newChild(99));
 			} catch (OperationCanceledException e) {