diff --git a/app/src/main/java/io/nekohasekai/sfa/ktx/Dialogs.kt b/app/src/main/java/io/nekohasekai/sfa/ktx/Dialogs.kt
index 5ff5b2a..80a9866 100644
--- a/app/src/main/java/io/nekohasekai/sfa/ktx/Dialogs.kt
+++ b/app/src/main/java/io/nekohasekai/sfa/ktx/Dialogs.kt
@@ -1,7 +1,6 @@
 package io.nekohasekai.sfa.ktx
 
 import android.content.Context
-import android.content.DialogInterface
 import androidx.annotation.StringRes
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import io.nekohasekai.sfa.R
@@ -14,26 +13,12 @@ fun Context.errorDialogBuilder(@StringRes messageId: Int): MaterialAlertDialogBu
 }
 
 fun Context.errorDialogBuilder(message: String): MaterialAlertDialogBuilder {
-    return errorDialogBuilder(message, null)
-}
-
-fun Context.errorDialogBuilder(
-    message: String,
-    listener: DialogInterface.OnClickListener?
-): MaterialAlertDialogBuilder {
     return MaterialAlertDialogBuilder(this)
         .setTitle(R.string.error_title)
         .setMessage(message)
-        .setPositiveButton(android.R.string.ok, listener)
+        .setPositiveButton(android.R.string.ok, null)
 }
 
 fun Context.errorDialogBuilder(exception: Throwable): MaterialAlertDialogBuilder {
-    return errorDialogBuilder(exception, null)
-}
-
-fun Context.errorDialogBuilder(
-    exception: Throwable,
-    listener: DialogInterface.OnClickListener?
-): MaterialAlertDialogBuilder {
-    return errorDialogBuilder(exception.localizedMessage ?: exception.toString(), listener)
+    return errorDialogBuilder(exception.localizedMessage ?: exception.toString())
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/profile/QRScanActivity.kt b/app/src/main/java/io/nekohasekai/sfa/ui/profile/QRScanActivity.kt
index bc81a55..7d047e0 100644
--- a/app/src/main/java/io/nekohasekai/sfa/ui/profile/QRScanActivity.kt
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/profile/QRScanActivity.kt
@@ -62,8 +62,8 @@ class QRScanActivity : AbstractActivity<ActivityQrScanBinding>() {
             } else {
                 setResult(RESULT_CANCELED)
                 finish()
-            }
         }
+    }
 
     private lateinit var imageAnalysis: ImageAnalysis
     private lateinit var imageAnalyzer: ImageAnalysis.Analyzer
@@ -83,9 +83,6 @@ class QRScanActivity : AbstractActivity<ActivityQrScanBinding>() {
     private lateinit var cameraPreview: Preview
     private lateinit var camera: Camera
 
-    // prevent multiple error dialogs shows up at the same time
-    private var invalidRawDataErrorDialogShowing: Boolean = false
-
     private fun startCamera() {
         val cameraProviderFuture = try {
             ProcessCameraProvider.getInstance(this)
@@ -132,14 +129,8 @@ class QRScanActivity : AbstractActivity<ActivityQrScanBinding>() {
             importRemoteProfileFromString(value)
             return true
         } catch (e: Exception) {
-            if (invalidRawDataErrorDialogShowing) return false
-
-            invalidRawDataErrorDialogShowing = true
-
             lifecycleScope.launch {
-                errorDialogBuilder(e) { _, _ ->
-                    invalidRawDataErrorDialogShowing = false
-                }.show()
+                errorDialogBuilder(e).show()
             }
         }
         return false