diff --git a/client.js b/client.js
index f4edcae7..839635f9 100644
--- a/client.js
+++ b/client.js
@@ -638,7 +638,7 @@ function instanceManagement() {
 				hash: modHashes[i].hash,
 			}
 			needle.post(config.masterIP + ":" + config.masterPort + '/api/checkMod', payload, function (err, response, body) {
-				if(err) throw err // Unable to contact master server! Please check your config.json.
+				if(err) console.log(new Error("Unable to contact master server! Please check your config.json."));
 				if(response && body && body == "found") {
 					console.log("master has mod");
 				} else if (response && body && typeof body == "string") {
@@ -649,8 +649,7 @@ function instanceManagement() {
 						// response.body is a string which is a modName.zip
 						var req = request.post("http://"+config.masterIP + ":" + config.masterPort + '/api/uploadMod', function (err, resp, body) {
 							if (err) {
-								console.log('Error!');
-								throw err
+								console.log(new Error("Unable to contact master server! Please check your config.json."));
 							} else {
 								console.log('URL: ' + body);
 							}
diff --git a/sharedPlugins/researchSync/index.spec.js b/sharedPlugins/researchSync/index.spec.js
index 6ca5e15b..eae51abc 100644
--- a/sharedPlugins/researchSync/index.spec.js
+++ b/sharedPlugins/researchSync/index.spec.js
@@ -13,24 +13,32 @@ describe("researchSync/index.js", ()=>{
 			let reSync = new researchSync({}, function(){});
 			
 			let obj1 = {
-				a:[true, 0],
-				b:[true, 0],
-				c:[false, 0],
-				d:[false, 10],
+				a:{researched: true, level: 0},
+				b:{researched: true, level: 0},
+				c:{researched: false, level: 0},
+				d:{researched: false, level: 10},
 			};
 			let obj2 = {
-				a:[true, 0],
-				b:[true, 1],
-				c:[false, 0],
-				e:[false, 50],
+				a:{researched: true, level: 0},
+				b:{researched: true, level: 1},
+				c:{researched: false, level: 0},
+				e:{researched: false, level: 50},
 			};
 			assert(typeof reSync.filterResearchDiff == "function");
 			
 			let diffResult = reSync.filterResearchDiff(obj1, obj2);
+			
 			assert(diffResult.a === undefined);
-			assert(diffResult.b === [true, 1]);
+			
+			assert(diffResult.b !== undefined);
+			assert.equal(diffResult.b.researched, true);
+			assert.equal(diffResult.b.level, 1);
+			
 			assert(diffResult.d === undefined);
-			assert(diffResult.e === [false, 50]);
+			
+			assert(diffResult.e !== undefined);
+			assert.equal(diffResult.e.researched, false);
+			assert.equal(diffResult.e.level, 50);
 		});
 		it(".pollResearch() dumps a long Lua command", ()=>{
 			let reSync = new researchSync({}, io);