X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Fprops%2Fprops.cxx;h=12a8fe833fc4c354ed2bf25febc020f904499f8a;hb=feab25d0bee2c65a9b5c0a27802fb71c9a1a1190;hp=fce6e8ab31c54c0ec0c3db3f2dbccb593e9cadb5;hpb=ce67657e0a69faef0ac8ab7660b12beb97cd6799;p=simgear.git

diff --git a/simgear/props/props.cxx b/simgear/props/props.cxx
index fce6e8ab..12a8fe83 100644
--- a/simgear/props/props.cxx
+++ b/simgear/props/props.cxx
@@ -1615,8 +1615,12 @@ bool SGPropertyNode::tie (const SGRawValue<const char *> &rawValue,
     _tied = true;
     _value.val = rawValue.clone();
 
-    if (useDefault)
+    if (useDefault) {
+        int save_attributes = getAttributes();
+        setAttribute( WRITE, true );
         setStringValue(old_val.c_str());
+        setAttributes( save_attributes );
+    }
 
     return true;
 }