### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core
Index: model/org/eclipse/jdt/internal/core/BinaryMethod.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/model/org/eclipse/jdt/internal/core/BinaryMethod.java,v
retrieving revision 1.109
diff -u -r1.109 BinaryMethod.java
--- model/org/eclipse/jdt/internal/core/BinaryMethod.java	29 Nov 2010 05:24:37 -0000	1.109
+++ model/org/eclipse/jdt/internal/core/BinaryMethod.java	30 Nov 2010 13:45:18 -0000
@@ -223,7 +223,7 @@
 			}
 			if (timeOut == 0) {
 				// don't try to fetch the values
-				return this.parameterNames = getRawParameterNames(paramCount);
+				return getRawParameterNames(paramCount);
 			}
 			final class ParametersNameCollector {
 				String javadoc;
@@ -304,8 +304,8 @@
 			return this.parameterNames = names;
 		}
 	}
-	// if still no parameter names, produce fake ones
-	return this.parameterNames = getRawParameterNames(paramCount);
+	// If still no parameter names, produce fake ones, but don't cache them (https://bugs.eclipse.org/bugs/show_bug.cgi?id=329671)
+	return getRawParameterNames(paramCount);
 }
 private char[][] splitParameters(char[] parametersSource, int paramCount) {
 	// we have generic types as one of the parameter types