diff --git a/src/createRoom.js b/src/createRoom.js
index 8b4220fc85..39b634a0ef 100644
--- a/src/createRoom.js
+++ b/src/createRoom.js
@@ -122,9 +122,16 @@ function createRoom(opts) {
             action: 'join_room_error',
         });
         console.error("Failed to create room " + roomId + " " + err);
+        let description = _t("Server may be unavailable, overloaded, or you hit a bug.");
+        if (err.errcode === "M_UNSUPPORTED_ROOM_VERSION") {
+            // Technically not possible with the UI as of April 2019 because there's no
+            // options for the user to change this. However, it's not a bad thing to report
+            // the error to the user for if/when the UI is available.
+            description = _t("The server does not support the room version specified.");
+        }
         Modal.createTrackedDialog('Failure to create room', '', ErrorDialog, {
             title: _t("Failure to create room"),
-            description: _t("Server may be unavailable, overloaded, or you hit a bug."),
+            description,
         });
         return null;
     });
diff --git a/src/i18n/strings/en_EN.json b/src/i18n/strings/en_EN.json
index 1291d5b86a..8e3f0d9f6e 100644
--- a/src/i18n/strings/en_EN.json
+++ b/src/i18n/strings/en_EN.json
@@ -47,8 +47,9 @@
     "The file '%(fileName)s' failed to upload.": "The file '%(fileName)s' failed to upload.",
     "The file '%(fileName)s' exceeds this homeserver's size limit for uploads": "The file '%(fileName)s' exceeds this homeserver's size limit for uploads",
     "Upload Failed": "Upload Failed",
-    "Failure to create room": "Failure to create room",
     "Server may be unavailable, overloaded, or you hit a bug.": "Server may be unavailable, overloaded, or you hit a bug.",
+    "The server does not support the room version specified.": "The server does not support the room version specified.",
+    "Failure to create room": "Failure to create room",
     "Send anyway": "Send anyway",
     "Send": "Send",
     "Sun": "Sun",
@@ -258,6 +259,7 @@
     "User %(user_id)s does not exist": "User %(user_id)s does not exist",
     "User %(user_id)s may or may not exist": "User %(user_id)s may or may not exist",
     "The user must be unbanned before they can be invited.": "The user must be unbanned before they can be invited.",
+    "The user's homeserver does not support the version of the room.": "The user's homeserver does not support the version of the room.",
     "Unknown server error": "Unknown server error",
     "Use a few words, avoid common phrases": "Use a few words, avoid common phrases",
     "No need for symbols, digits, or uppercase letters": "No need for symbols, digits, or uppercase letters",
@@ -472,6 +474,7 @@
     "All keys backed up": "All keys backed up",
     "Backup has a signature from <verify>unknown</verify> device with ID %(deviceId)s.": "Backup has a signature from <verify>unknown</verify> device with ID %(deviceId)s.",
     "Backup has a <validity>valid</validity> signature from this device": "Backup has a <validity>valid</validity> signature from this device",
+    "Backup has an <validity>invalid</validity> signature from this device": "Backup has an <validity>invalid</validity> signature from this device",
     "Backup has a <validity>valid</validity> signature from <verify>verified</verify> device <device></device>": "Backup has a <validity>valid</validity> signature from <verify>verified</verify> device <device></device>",
     "Backup has a <validity>valid</validity> signature from <verify>unverified</verify> device <device></device>": "Backup has a <validity>valid</validity> signature from <verify>unverified</verify> device <device></device>",
     "Backup has an <validity>invalid</validity> signature from <verify>verified</verify> device <device></device>": "Backup has an <validity>invalid</validity> signature from <verify>verified</verify> device <device></device>",
@@ -958,7 +961,6 @@
     "Join": "Join",
     "No results": "No results",
     "Communities": "Communities",
-    "Home": "Home",
     "You cannot delete this image. (%(code)s)": "You cannot delete this image. (%(code)s)",
     "Uploaded on %(date)s by %(user)s": "Uploaded on %(date)s by %(user)s",
     "Rotate counter-clockwise": "Rotate counter-clockwise",
@@ -1272,6 +1274,7 @@
     "Set a new status...": "Set a new status...",
     "View Community": "View Community",
     "Hide": "Hide",
+    "Home": "Home",
     "Sign in": "Sign in",
     "Login": "Login",
     "powered by Matrix": "powered by Matrix",
diff --git a/src/utils/MultiInviter.js b/src/utils/MultiInviter.js
index 2e166b1925..e8995b46d7 100644
--- a/src/utils/MultiInviter.js
+++ b/src/utils/MultiInviter.js
@@ -178,6 +178,8 @@ export default class MultiInviter {
                     this._doInvite(address, true).then(resolve, reject);
                 } else if (err.errcode === "M_BAD_STATE") {
                     errorText = _t("The user must be unbanned before they can be invited.");
+                } else if (err.errcode === "M_UNSUPPORTED_ROOM_VERSION") {
+                    errorText = _t("The user's homeserver does not support the version of the room.");
                 } else {
                     errorText = _t('Unknown server error');
                 }