diff --git a/utilities/buildutils/revisioninfo/edu/cornell/mannlib/vitro/utilities/revisioninfo/InfoResponseParser.java b/utilities/buildutils/revisioninfo/edu/cornell/mannlib/vitro/utilities/revisioninfo/InfoResponseParser.java
index d4a4459d4..ccaa8e57f 100644
--- a/utilities/buildutils/revisioninfo/edu/cornell/mannlib/vitro/utilities/revisioninfo/InfoResponseParser.java
+++ b/utilities/buildutils/revisioninfo/edu/cornell/mannlib/vitro/utilities/revisioninfo/InfoResponseParser.java
@@ -29,6 +29,7 @@ public class InfoResponseParser {
 	public String parse() {
 		try {
 			path = figurePath();
+			System.err.println("path=" + path); // TODO
 
 			if (isTrunkPath()) {
 				return "trunk";
@@ -52,6 +53,8 @@ public class InfoResponseParser {
 
 		String url = getUrlFromResponse();
 		String root = getRootFromResponse();
+		System.err.println("url=" + url); // TODO
+		System.err.println("root=" + root); // TODO
 
 		if (!url.startsWith(root)) {
 			throw new Exception("url doesn't start with root.");
diff --git a/utilities/buildutils/revisioninfo/edu/cornell/mannlib/vitro/utilities/revisioninfo/RevisionInfoBuilder.java b/utilities/buildutils/revisioninfo/edu/cornell/mannlib/vitro/utilities/revisioninfo/RevisionInfoBuilder.java
index 82214a5b8..d2ef94976 100644
--- a/utilities/buildutils/revisioninfo/edu/cornell/mannlib/vitro/utilities/revisioninfo/RevisionInfoBuilder.java
+++ b/utilities/buildutils/revisioninfo/edu/cornell/mannlib/vitro/utilities/revisioninfo/RevisionInfoBuilder.java
@@ -71,6 +71,8 @@ public class RevisionInfoBuilder {
 
 		String release = assembleReleaseNameFromSubversion();
 		String revision = obtainRevisionLevelFromSubversion();
+		System.err.println("release=" + release); // TODO
+		System.err.println("revision=" + revision); // TODO
 		return buildLine(release, revision);
 	}
 
@@ -139,6 +141,12 @@ public class RevisionInfoBuilder {
 	}
 
 	private String buildLine(String release, String revision) {
+		if (release == null) {
+			release = "unknown";
+		}
+		if (revision == null) {
+			revision = "unknown";
+		}
 		return productName + INFO_LINE_DELIMITER + release.trim()
 				+ INFO_LINE_DELIMITER + revision.trim();
 	}