diff --git a/api/js/etemplate/et2_core_DOMWidget.js b/api/js/etemplate/et2_core_DOMWidget.js
index dcc88516a2..8ecf911aa3 100644
--- a/api/js/etemplate/et2_core_DOMWidget.js
+++ b/api/js/etemplate/et2_core_DOMWidget.js
@@ -399,7 +399,7 @@ var et2_DOMWidget = /** @class */ (function (_super) {
         }
         // Initialize the action manager and add some actions to it
         // Only look 1 level deep
-        var gam = egw_action_js_1.egw_getActionManager(this.egw().appName, true, 1);
+        var gam = window.egw_getActionManager(this.egw().appName, true, 1);
         if (typeof this._actionManager != "object") {
             if (gam.getActionById(this.getInstanceManager().uniqueId, 1) !== null) {
                 gam = gam.getActionById(this.getInstanceManager().uniqueId, 1);
diff --git a/api/js/etemplate/et2_core_DOMWidget.ts b/api/js/etemplate/et2_core_DOMWidget.ts
index b2b360b115..5439f82dfb 100644
--- a/api/js/etemplate/et2_core_DOMWidget.ts
+++ b/api/js/etemplate/et2_core_DOMWidget.ts
@@ -575,7 +575,7 @@ export abstract class et2_DOMWidget extends et2_widget implements et2_IDOMNode
 
 		// Initialize the action manager and add some actions to it
 		// Only look 1 level deep
-		var gam = egw_getActionManager(this.egw().appName,true,1);
+		var gam = window.egw_getActionManager(this.egw().appName,true,1);
 		if(typeof this._actionManager != "object")
 		{
 			if(gam.getActionById(this.getInstanceManager().uniqueId,1) !== null)
diff --git a/api/js/etemplate/et2_core_arrayMgr.js b/api/js/etemplate/et2_core_arrayMgr.js
index 3790186996..ecd18ada7b 100644
--- a/api/js/etemplate/et2_core_arrayMgr.js
+++ b/api/js/etemplate/et2_core_arrayMgr.js
@@ -7,7 +7,13 @@
  * @subpackage api
  * @link http://www.egroupware.org
  * @author Andreas Stöckel
- */
+ *
+
+/*egw:uses
+    et2_core_common;
+    egw_inheritance;
+    et2_core_phpExpressionCompiler;
+*/
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = function (d, b) {
         extendStatics = Object.setPrototypeOf ||
@@ -323,7 +329,9 @@ exports.et2_arrayMgr = et2_arrayMgr;
 var et2_readonlysArrayMgr = /** @class */ (function (_super) {
     __extends(et2_readonlysArrayMgr, _super);
     function et2_readonlysArrayMgr() {
-        return _super !== null && _super.apply(this, arguments) || this;
+        var _this = _super !== null && _super.apply(this, arguments) || this;
+        _this.readOnly = true;
+        return _this;
     }
     /**
      * Find out if the given ID is readonly, according to the array data
diff --git a/api/js/etemplate/et2_core_arrayMgr.ts b/api/js/etemplate/et2_core_arrayMgr.ts
index 1e8ad92e70..58637791ef 100644
--- a/api/js/etemplate/et2_core_arrayMgr.ts
+++ b/api/js/etemplate/et2_core_arrayMgr.ts
@@ -6,7 +6,7 @@
  * @subpackage api
  * @link http://www.egroupware.org
  * @author Andreas Stöckel
- */
+ *
 
 /*egw:uses
 	et2_core_common;
@@ -33,7 +33,7 @@ export class et2_arrayMgr
 	};
 	protected static compiledExpressions: object = {};
 	private readonly _parentMgr: et2_arrayMgr;
-	private readOnly: boolean = false;
+	protected readOnly: boolean = false;
 
 	/**
 	 * Constructor
@@ -358,6 +358,8 @@ export class et2_arrayMgr
  */
 export class et2_readonlysArrayMgr extends et2_arrayMgr {
 
+	readOnly : boolean = true;
+
 	/**
 	 * Find out if the given ID is readonly, according to the array data
 	 *
diff --git a/api/js/etemplate/et2_core_widget.js b/api/js/etemplate/et2_core_widget.js
index 44e85c1629..5edb3ef408 100644
--- a/api/js/etemplate/et2_core_widget.js
+++ b/api/js/etemplate/et2_core_widget.js
@@ -126,10 +126,6 @@ var et2_widget = /** @class */ (function (_super) {
         // Set the legacyOptions array to the names of the properties the "options"
         // attribute defines.
         _this.legacyOptions = [];
-        /**
-         * Set this variable to true if this widget can have namespaces
-         */
-        _this.createNamespace = false;
         _this._children = [];
         _this._mgrs = {};
         /**
@@ -164,7 +160,7 @@ var et2_widget = /** @class */ (function (_super) {
         _this.supportedWidgetClasses = [et2_widget];
         if (_attrs["id"]) {
             // Create a namespace for this object
-            if (_this.createNamespace) {
+            if (_this._createNamespace()) {
                 _this.checkCreateNamespace();
             }
         }
@@ -487,7 +483,7 @@ var et2_widget = /** @class */ (function (_super) {
             if (this.getArrayMgr("modifications")) {
                 var data = this.getArrayMgr("modifications").getEntry(this.id);
                 // Check for already inside namespace
-                if (this.createNamespace && this.getArrayMgr("modifications").perspectiveData.owner == this) {
+                if (this._createNamespace() && this.getArrayMgr("modifications").perspectiveData.owner == this) {
                     data = this.getArrayMgr("modifications").data;
                 }
                 if (typeof data === 'object') {
@@ -812,6 +808,17 @@ var et2_widget = /** @class */ (function (_super) {
             }
         }
     };
+    /**
+     * Widgets that do support a namespace should override and return true.
+     *
+     * Since a private attribute doesn't get instanciated properly before it's needed,
+     * we use a method so we can get what we need while still in the constructor.
+     *
+     * @private
+     */
+    et2_widget.prototype._createNamespace = function () {
+        return false;
+    };
     /**
      * Sets the instance manager object (of type etemplate2, see etemplate2.js)
      *
@@ -841,7 +848,7 @@ var et2_widget = /** @class */ (function (_super) {
     et2_widget.prototype.getPath = function () {
         var path = this.getArrayMgr("content").getPath();
         // Prevent namespaced widgets with value from going an extra layer deep
-        if (this.id && this.createNamespace && path[path.length - 1] == this.id)
+        if (this.id && this._createNamespace() && path[path.length - 1] == this.id)
             path.pop();
         return path;
     };