--- a/src/luan/webserver/RequestParser.java	Mon Feb 26 21:06:28 2018 -0700
+++ b/src/luan/webserver/RequestParser.java	Tue Feb 27 01:35:09 2018 -0700
@@ -2,11 +2,14 @@
 
 import java.util.List;
 import java.util.ArrayList;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import luan.lib.parser.Parser;
 import luan.lib.parser.ParseException;
 
 
 final class RequestParser {
+	private static final Logger logger = LoggerFactory.getLogger(Connection.class);
 	private final Request request;
 	private Parser parser;
 
@@ -15,6 +18,10 @@
 	}
 
 	void parseUrlencoded() throws ParseException {
+		if( request.body == null ) {
+			logger.error("body is null\n"+request.rawHead);
+			return;
+		}
 		this.parser = new Parser(Util.toString(request.body));
 		parseQuery();
 		require( parser.endOfInput() );
@@ -187,6 +194,10 @@
 	private static final String contentTypeStart = "multipart/form-data; boundary=";
 
 	void parseMultipart() throws ParseException {
+		if( request.body == null ) {
+			logger.error("body is null\n"+request.rawHead);
+			return;
+		}
 		String contentType = (String)request.headers.get("content-type");
 		if( !contentType.startsWith(contentTypeStart) )
 			throw new RuntimeException(contentType);