Hide previous errors when clicking accept buttons

src/qml/Pages/AddChat/CreateRoom.qml

@@ -17,6 +17,7 @@ HBox {
     buttonCallbacks: ({
         apply: button => {
             button.loading    = true
+            errorMessage.text = ""
 
             let args = [
                 nameField.text || null,

src/qml/Pages/AddChat/JoinRoom.qml

@@ -18,6 +18,7 @@ HBox {
     buttonCallbacks: ({
         apply: button => {
             button.loading    = true
+            errorMessage.text = ""
 
             let args = [roomField.text]
 

src/qml/Pages/SignIn.qml

@@ -27,6 +27,8 @@ HPage {
 
             login: button => {
                 button.loading    = true
+                errorMessage.text = ""
+
                 let args = [
                     idField.text, passwordField.text,
                     undefined, serverField.text,

src/qml/Popups/PasswordPopup.qml

@@ -36,6 +36,7 @@ BoxPopup {
             let password      = passwordField.text
             okClicked         = true
             button.loading    = true
+            errorMessage.text = ""
 
             verifyPassword(password, result => {
                 if (result === true) {