diff --git a/dist/main.cjs b/dist/main.cjs
index 871afe1..7514e9c 100644
--- a/dist/main.cjs
+++ b/dist/main.cjs
@@ -190,6 +190,10 @@ Object.defineProperty(Flatten, 'DP_TOL', {
  * Class of system errors
  */
 class Errors {
+    constructor() {
+        this.dummy = 0;
+    }
+
     /**
      * Throw error ILLEGAL_PARAMETERS when cannot instantiate from given parameter
      * @returns {ReferenceError}
diff --git a/dist/main.mjs b/dist/main.mjs
index ea2f5ec..31996c1 100644
--- a/dist/main.mjs
+++ b/dist/main.mjs
@@ -186,6 +186,10 @@ Object.defineProperty(Flatten, 'DP_TOL', {
  * Class of system errors
  */
 class Errors {
+    constructor() {
+        this.dummy = 0;
+    }
+
     /**
      * Throw error ILLEGAL_PARAMETERS when cannot instantiate from given parameter
      * @returns {ReferenceError}
diff --git a/dist/main.umd.js b/dist/main.umd.js
index 60aec7c..8e45cad 100644
--- a/dist/main.umd.js
+++ b/dist/main.umd.js
@@ -192,6 +192,10 @@
      * Class of system errors
      */
     class Errors {
+        constructor() {
+            this.dummy = 0;
+        }
+
         /**
          * Throw error ILLEGAL_PARAMETERS when cannot instantiate from given parameter
          * @returns {ReferenceError}
diff --git a/src/utils/errors.js b/src/utils/errors.js
index e77ca06..a70c6c9 100644
--- a/src/utils/errors.js
+++ b/src/utils/errors.js
@@ -8,6 +8,10 @@ import Flatten from "../flatten";
  * Class of system errors
  */
 export class Errors {
+    constructor() {
+        this.dummy = 0
+    }
+
     /**
      * Throw error ILLEGAL_PARAMETERS when cannot instantiate from given parameter
      * @returns {ReferenceError}