I am getting a strange error: TypeError: this.ConvertToIvClass is not a function @Injectable({ providedIn: 'root' }) export class JwtEncreptionService { constructor() {} encrypt(value: string, generic: string): string { if (generic === 'SKIP') return ''; let first16 = generic.substring(0,16); // Key 1203199320052021 let snd16 = generic.substring(16,32); // Iv 2203199320052031 let _key = CryptoJS.enc.Utf8.parse(first16); let _iv = CryptoJS.enc.Utf8.parse(snd16); let results = ''; try { results = CryptoJS.AES.encrypt(value, _key,{iv: _iv, mode: CryptoJS.mode.CBC, padding: CryptoJS.pad.Pkcs7, }).toString(); } catch(e) { console.log(e); } return results; } I cannot find any documentation regarding this error. This function is withing a serverice which is injected) Any advice would be very helpful Continue reading...