diff --git a/classes/CSteamSharedFile.js b/classes/CSteamSharedFile.js
index 277dbb9..1d1cbf4 100644
--- a/classes/CSteamSharedFile.js
+++ b/classes/CSteamSharedFile.js
@@ -31,7 +31,12 @@ SteamCommunity.prototype.getSteamSharedFile = function(sharedFileId, callback) {
 	};
 
 	// Get DOM of sharedfile
-	this.httpRequestGet(`https://steamcommunity.com/sharedfiles/filedetails/?id=${sharedFileId}`, (err, res, body) => {
+	this.httpRequestGet(`https://steamcommunity.com/sharedfiles/filedetails/?id=${sharedFileId}&l=english`, (err, res, body) => { // Request page in english so that the Posted scraping below works
+		if (err) {
+			callback(err);
+			return;
+		}
+
 		try {
 
 			/* --------------------- Preprocess output --------------------- */
@@ -77,9 +82,11 @@ SteamCommunity.prototype.getSteamSharedFile = function(sharedFileId, callback) {
 
 
 			// Find postDate and convert to timestamp
-			let posted = detailsStatsObj["Posted"].trim();
+			let posted = detailsStatsObj["Posted"] || null; // Set to null if "posted" could not be found as Steam translates dates and parsing it below will return a wrong result
 
-			sharedfile.postDate = Helpers.decodeSteamTime(posted);
+			if (posted) {
+				sharedfile.postDate = Helpers.decodeSteamTime(posted.trim()); // Only parse if posted is defined to avoid errors
+			}
 
 
 			// Find resolution if artwork or screenshot
@@ -118,18 +125,20 @@ SteamCommunity.prototype.getSteamSharedFile = function(sharedFileId, callback) {
 
 
 			// Determine type by looking at the second breadcrumb. Find the first separator as it has a unique name and go to the next element which holds our value of interest
-			let breadcrumb = $(".breadcrumbs > .breadcrumb_separator").next().get(0).children[0].data || "";
+			let breadcrumb = $(".breadcrumbs > .breadcrumb_separator").next().get(0) || $(".breadcrumbs").get(0).children[1]; // Some artworks only have one breadcrumb like "username's Artwork" so let's check that as a backup
 
-			if (breadcrumb.includes("Screenshot")) {
-				sharedfile.type = ESharedFileType.Screenshot;
-			}
+			if (breadcrumb) { // If neither could be found then leave type at null
+				if (breadcrumb.children[0].data.includes("Screenshot")) {
+					sharedfile.type = ESharedFileType.Screenshot;
+				}
 
-			if (breadcrumb.includes("Artwork")) {
-				sharedfile.type = ESharedFileType.Artwork;
-			}
+				if (breadcrumb.children[0].data.includes("Artwork")) {
+					sharedfile.type = ESharedFileType.Artwork;
+				}
 
-			if (breadcrumb.includes("Guide")) {
-				sharedfile.type = ESharedFileType.Guide;
+				if (breadcrumb.children[0].data.includes("Guide")) {
+					sharedfile.type = ESharedFileType.Guide;
+				}
 			}
 
 
diff --git a/components/sharedfiles.js b/components/sharedfiles.js
index b4fa2c7..9e95e20 100644
--- a/components/sharedfiles.js
+++ b/components/sharedfiles.js
@@ -2,6 +2,8 @@ var SteamID = require('steamid');
 
 var SteamCommunity = require('../index.js');
 
+const Helpers = require('./helpers.js');
+
 
 /**
  * Deletes a comment from a sharedfile's comment section
@@ -20,14 +22,25 @@ SteamCommunity.prototype.deleteSharedFileComment = function(userID, sharedFileId
 		"form": {
 			"gidcomment": cid,
 			"count": 10,
+			"json": 1,
 			"sessionid": this.getSessionID()
-		}
+		},
+		"json": true
 	}, function(err, response, body) {
 		if (!callback) {
 			return;
 		}
 
-		callback(err);
+		if (err) {
+			callback(err);
+			return;
+		}
+
+		if (body.success) {
+			callback(null);
+		} else {
+			callback(new Error(body.error));
+		}
 	}, "steamcommunity");
 };
 
@@ -45,7 +58,7 @@ SteamCommunity.prototype.favoriteSharedFile = function(sharedFileId, appid, call
 			"appid": appid,
 			"sessionid": this.getSessionID()
 		}
-	}, function(err, response, body) {
+	}, function(err, response, body) { // Steam does not seem to return any errors for this request
 		if (!callback) {
 			return;
 		}
@@ -71,14 +84,25 @@ SteamCommunity.prototype.postSharedFileComment = function(userID, sharedFileId,
 		"form": {
 			"comment": message,
 			"count": 10,
+			"json": 1,
 			"sessionid": this.getSessionID()
-		}
+		},
+		"json": true
 	}, function(err, response, body) {
 		if (!callback) {
 			return;
 		}
 
-		callback(err);
+		if (err) {
+			callback(err);
+			return;
+		}
+
+		if (body.success) {
+			callback(null);
+		} else {
+			callback(new Error(body.error));
+		}
 	}, "steamcommunity");
 };
 
@@ -97,14 +121,26 @@ SteamCommunity.prototype.subscribeSharedFileComments = function(userID, sharedFi
 		"uri": `https://steamcommunity.com/comment/PublishedFile_Public/subscribe/${userID.toString()}/${sharedFileId}/`,
 		"form": {
 			"count": 10,
+			"json": 1,
 			"sessionid": this.getSessionID()
-		}
+		},
+		"json": true
 	}, function(err, response, body) { // eslint-disable-line
 		if (!callback) {
 			return;
 		}
 
-		callback(err);
+		if (err) {
+			callback(err);
+			return;
+		}
+
+		if (body.success && body.success != SteamCommunity.EResult.OK) {
+			callback(Helpers.eresultError(body.success));
+			return;
+		}
+
+		callback(null);
 	}, "steamcommunity");
 };
 
@@ -122,7 +158,7 @@ SteamCommunity.prototype.unfavoriteSharedFile = function(sharedFileId, appid, ca
 			"appid": appid,
 			"sessionid": this.getSessionID()
 		}
-	}, function(err, response, body) {
+	}, function(err, response, body) { // Steam does not seem to return any errors for this request
 		if (!callback) {
 			return;
 		}
@@ -146,13 +182,25 @@ SteamCommunity.prototype.unsubscribeSharedFileComments = function(userID, shared
 		"uri": `https://steamcommunity.com/comment/PublishedFile_Public/unsubscribe/${userID.toString()}/${sharedFileId}/`,
 		"form": {
 			"count": 10,
+			"json": 1,
 			"sessionid": this.getSessionID()
-		}
+		},
+		"json": true
 	}, function(err, response, body) { // eslint-disable-line
 		if (!callback) {
 			return;
 		}
 
-		callback(err);
+		if (err) {
+			callback(err);
+			return;
+		}
+
+		if (body.success && body.success != SteamCommunity.EResult.OK) {
+			callback(Helpers.eresultError(body.success));
+			return;
+		}
+
+		callback(null);
 	}, "steamcommunity");
-};
+};
\ No newline at end of file