diff --git a/changelog.md b/changelog.md
index f4272af..745b993 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,8 @@
 # The Modding Tree changelog:
 
+### v2.5.11.1 - 5/27/21
+- Fixed issues caused when the tree tab is disabled.
+
 ### v2.5.11 - 5/27/21
 - Finished part 1 of the "making a mod" tutorial.
 - The challenge that you are currently in is highlighted, and will not be hidden if "hide completed challenges" is on and it is already completed.
diff --git a/demo.html b/demo.html
index 251e844..b5264a5 100644
--- a/demo.html
+++ b/demo.html
@@ -67,8 +67,7 @@
 			<div id="version" onclick="showTab('changelog-tab')" class="overlayThing" style="margin-right: 13px" >
 				{{VERSION.withoutName}}</div>
 			<button
-				v-if="((player.navTab == 'none' && (tmp[player.tab].row == 'side' || tmp[player.tab].row == 'otherside' || player[player.tab].prevTab)) || player[player.navTab].prevTab)"
-				class="other-back overlayThing" onclick="goBack(player.navTab == 'none' ? player.tab : player.navTab)">←</button>
+			v-if="((player.navTab == 'none' && (tmp[player.tab].row == 'side' || tmp[player.tab].row == 'otherside' || player[player.tab].prevTab)) || player[player.navTab]?.prevTab)"				class="other-back overlayThing" onclick="goBack(player.navTab == 'none' ? player.tab : player.navTab)">←</button>
 			<img id="optionWheel" class="overlayThing" v-if="player.tab!='options-tab'" src="options_wheel.png"
 				onclick="showTab('options-tab')"></img>
 			<div id="info" v-if="player.tab!='info-tab'" class="overlayThing" onclick="showTab('info-tab')"><br>i</div>
diff --git a/index.html b/index.html
index 904d566..49b0315 100644
--- a/index.html
+++ b/index.html
@@ -67,8 +67,7 @@
 			<div id="version" onclick="showTab('changelog-tab')" class="overlayThing" style="margin-right: 13px" >
 				{{VERSION.withoutName}}</div>
 			<button
-				v-if="((player.navTab == 'none' && (tmp[player.tab].row == 'side' || tmp[player.tab].row == 'otherside' || player[player.tab].prevTab)) || player[player.navTab].prevTab)"
-				class="other-back overlayThing" onclick="goBack(player.navTab == 'none' ? player.tab : player.navTab)">←</button>
+			v-if="((player.navTab == 'none' && (tmp[player.tab].row == 'side' || tmp[player.tab].row == 'otherside' || player[player.tab].prevTab)) || player[player.navTab]?.prevTab)"				class="other-back overlayThing" onclick="goBack(player.navTab == 'none' ? player.tab : player.navTab)">←</button>
 			<img id="optionWheel" class="overlayThing" v-if="player.tab!='options-tab'" src="options_wheel.png"
 				onclick="showTab('options-tab')"></img>
 			<div id="info" v-if="player.tab!='info-tab'" class="overlayThing" onclick="showTab('info-tab')"><br>i</div>
diff --git a/js/Demo/demoMod.js b/js/Demo/demoMod.js
index a2b8cba..3d54dfd 100644
--- a/js/Demo/demoMod.js
+++ b/js/Demo/demoMod.js
@@ -11,7 +11,7 @@ let modInfo = {
 
 // Set your version in num and name
 let VERSION = {
-	num: "2.5.11",
+	num: "2.5.11.1",
 	name: "Dreams Really Do Come True",
 }
 
diff --git a/js/game.js b/js/game.js
index 7fdc645..3ad34fe 100644
--- a/js/game.js
+++ b/js/game.js
@@ -4,7 +4,7 @@ var gameEnded = false;
 
 // Don't change this
 const TMT_VERSION = {
-	tmtNum: "2.5.11",
+	tmtNum: "2.5.11.1",
 	tmtName: "Dreams Really Do Come True"
 }
 
diff --git a/js/utils.js b/js/utils.js
index 09d9446..0bcfe46 100644
--- a/js/utils.js
+++ b/js/utils.js
@@ -173,7 +173,7 @@ function goBack(layer) {
 	let nextTab = "none"
 
 	if (player[layer].prevTab) nextTab = player[layer].prevTab
-	if (player.navTab !== "none" && (tmp[layer]?.row == "side" || tmp[layer].row == "side")) nextTab = player.lastSafeTab
+	if (player.navTab === "none" && (tmp[layer]?.row == "side" || tmp[layer].row == "otherside")) nextTab = player.lastSafeTab
 
 	if (tmp[layer].leftTab) showNavTab(nextTab, layer)
 	else showTab(nextTab, layer)