diff --git a/webapp/components/Registration/RegistrationItemEnterEmail.vue b/webapp/components/Registration/RegistrationItemEnterEmail.vue
index da8c308db..cff86790f 100644
--- a/webapp/components/Registration/RegistrationItemEnterEmail.vue
+++ b/webapp/components/Registration/RegistrationItemEnterEmail.vue
@@ -92,7 +92,6 @@ export default {
   },
   props: {
     sliderData: { type: Object, required: true },
-    sendEmail: { type: Boolean, required: true },
     token: { type: String, default: null }, // Wolle not used???
     invitation: { type: Boolean, default: false },
   },
@@ -121,9 +120,6 @@ export default {
         ? this.sliderData.collectedInputData.email
         : ''
       this.sendValidation()
-
-      // this.sliderData.sliders[this.sliderIndex].button.clickCallback = this.handleSubmitVerify
-      // this.sliderData.sliders[this.sliderIndex].button.installClickCallback(this.handleSubmitVerify)
     })
   },
   computed: {
@@ -138,34 +134,6 @@ export default {
       return isEmail(this.formData.email)
     },
   },
-  watch: {
-    sendEmail(value) {
-      console.log('sendEmail !!!')
-      if (value) {
-        console.log('value: ', value)
-        this.handleSubmitVerify()
-        this.sendEmail = false
-      }
-    },
-    // sliderData(sliderData) {
-    //   console.log('sliderData !!! clicked: ', sliderData.sliders[this.sliderIndex].button.clicked)
-    //   if (sliderData.sliders[this.sliderIndex].button.clicked) {
-    //     this.handleSubmitVerify()
-    //   }
-    // },
-    // sliderData: {
-    //   handler(sliderData) {
-    //     console.log('sliderData handler !!!')
-    //     if (sliderData.sliders[this.sliderIndex].button.clicked) {
-    //       console.log('sliderData handler !!! clicked: ', sliderData.sliders[this.sliderIndex].button.clicked)
-    //       this.sliderData.sliders[this.sliderIndex].button.clicked = false
-    //       this.handleSubmitVerify()
-    //     }
-    //   },
-    //   deep: true,
-    //   immediate: true,
-    // },
-  },
   methods: {
     async sendValidation() {
       if (this.formData.email && isEmail(this.formData.email)) {
@@ -174,15 +142,6 @@ export default {
       const { email } = this.formData
       const value = { email }
 
-      // let validated = false
-      // if (this.validInput) {
-      //   await this.handleSubmitVerify()
-      //   if (this.sliderData.sliders[this.sliderIndex].data.response) {
-      //     const {email: respnseEmail} = this.sliderData.sliders[this.sliderIndex].data.response.Signup || this.sliderData.sliders[this.sliderIndex].data.response.SignupByInvitation
-      //     validated = (email === respnseEmail)
-      //   }
-      // }
-      // this.sliderData.validateCallback(validated, value)
       this.sliderData.validateCallback(this.validInput, value)
     },
     async handleInput() {
@@ -204,12 +163,10 @@ export default {
           !this.sliderData.sliders[this.sliderIndex].data.request.variables.is(variables))
       )
       {
-        this.sliderData.sliders[this.sliderIndex].data.request = { variables }
+        this.sliderData.sliders[this.sliderIndex].data = {...this.sliderData.sliders[this.sliderIndex].data, request: { variables }}
 
         try {
           const response = await this.$apollo.mutate({ mutation, variables })  // e-mail is send in emailMiddleware of backend
-          // this.sliderData.sliders[this.sliderIndex].data.response = response.data
-          // this.sliderData.sliders[this.sliderIndex].data.response = { Signup: { email } }
           this.sliderData.sliders[this.sliderIndex].data = {...this.sliderData.sliders[this.sliderIndex].data, response: response.data}
 
           if (this.sliderData.sliders[this.sliderIndex].data.response) {
diff --git a/webapp/components/Registration/RegistrationSlider.vue b/webapp/components/Registration/RegistrationSlider.vue
index 8c8ef2d9c..b30bd0519 100644
--- a/webapp/components/Registration/RegistrationSlider.vue
+++ b/webapp/components/Registration/RegistrationSlider.vue
@@ -24,7 +24,7 @@
         >
           <!-- Wolle !!! may create same source with 'webapp/pages/registration/signup.vue' -->
           <!-- <signup v-if="publicRegistration" :invitation="false" @submit="handleSubmitted"> -->
-          <registration-item-enter-email  ref="RegistrationItemEnterEmail" :sliderData="sliderData" :sendEmail="sendEmail" :invitation="false" />
+          <registration-item-enter-email  ref="RegistrationItemEnterEmail" :sliderData="sliderData" :invitation="false" />
         </template>
 
         <template
@@ -104,9 +104,6 @@ export default {
           title: this.enterEmailButtonTitle(this.overwriteSliderData.emailSend), // Wolle
           icon: 'envelope',
           callback: this.buttonCallback,
-          // clicked: false,
-          installClickCallback: this.installClickCallback,  // set by component
-          clickCallback: null,  // set by component
         },
       },
       {
@@ -176,7 +173,6 @@ export default {
         validateCallback: this.validateCallback,
         ...this.overwriteSliderData,
       },
-      sendEmail: false,
     }
   },
   computed: {
@@ -188,9 +184,6 @@ export default {
     enterEmailButtonTitle(emailSend) {
       return emailSend ? 'Resend E-Mail' : 'Send E-Mail'
     },
-    installClickCallback(clickCallback) {
-      this.sliderData.sliders[this.sliderIndex].button.clickCallback = clickCallback
-    },
     validateCallback(isValid, data = null) {
       this.sliderData.sliders[this.sliderIndex].validated = isValid
       if (data) {
@@ -207,14 +200,7 @@ export default {
     },
     buttonCallback() {
       if (this.sliderData.sliders[this.sliderIndex].name === 'enter-email') {
-        // this.sliderData.sliders[this.sliderIndex].button.clicked = true
-        this.sendEmail = true
-        console.log('buttonCallback !!! ', this.sliderData.sliders[this.sliderIndex].data)
         this.$refs.RegistrationItemEnterEmail.handleSubmitVerify()
-        // if (this.sliderData.sliders[this.sliderIndex].button.clickCallback) {
-        //   console.log('buttonCallback !!! clicked')
-        //   this.sliderData.sliders[this.sliderIndex].button.clickCallback()
-        // }
         this.sliderData.sliders[this.sliderIndex].button.title = this.enterEmailButtonTitle(this.sliderData.collectedInputData.emailSend)
       }