diff --git a/app/src/main/kotlin/com/fox2code/mmm/CrashHandler.kt b/app/src/main/kotlin/com/fox2code/mmm/CrashHandler.kt
index 4e4596d..0052ebb 100644
--- a/app/src/main/kotlin/com/fox2code/mmm/CrashHandler.kt
+++ b/app/src/main/kotlin/com/fox2code/mmm/CrashHandler.kt
@@ -53,7 +53,11 @@ class CrashHandler : FoxActivity() {
         }
         // force sentry to send all events
         Sentry.flush(2000)
-        val lastEventId = MainApplication.getSharedPreferences("sentry")?.getString("lastEventId", "")
+        var lastEventId = intent.getStringExtra("lastEventId")
+        // if event id is all zeros, set it to "". test this by matching the regex ^0+$ (all zeros)
+        if (lastEventId?.matches("^0+$".toRegex()) == true) {
+            lastEventId = ""
+        }
         Timber.d(
             "CrashHandler.onCreate: lastEventId=%s, crashReportingEnabled=%s",
             lastEventId,
@@ -65,9 +69,11 @@ class CrashHandler : FoxActivity() {
         val email = findViewById<EditText>(R.id.feedback_email)
         val description = findViewById<EditText>(R.id.feedback_message)
         val submit = findViewById<View>(R.id.feedback_submit)
-        if (lastEventId == "" && crashReportingEnabled) {
+        if (lastEventId.isNullOrEmpty() && crashReportingEnabled) {
             // if lastEventId is null, hide the feedback button
             Timber.d("CrashHandler.onCreate: lastEventId is null but crash reporting is enabled. This may indicate a bug in the crash reporting system.")
+            submit.visibility = View.GONE
+            findViewById<MaterialTextView>(R.id.feedback_text).setText(R.string.no_sentry_id)
         } else {
             // if lastEventId is not null, enable the feedback name, email, message, and submit button
             email.isEnabled = true
@@ -135,7 +141,7 @@ class CrashHandler : FoxActivity() {
                 finish()
                 startActivity(packageManager.getLaunchIntentForPackage(packageName))
             }
-        } else {
+        } else if (!crashReportingEnabled) {
             // set feedback_text to "Crash reporting is disabled"
             (findViewById<View>(R.id.feedback_text) as MaterialTextView).setText(R.string.sentry_enable_nag)
             submit.setOnClickListener { _: View? ->
diff --git a/app/src/main/kotlin/com/fox2code/mmm/MainApplication.kt b/app/src/main/kotlin/com/fox2code/mmm/MainApplication.kt
index 0f4dc45..f5d91b0 100644
--- a/app/src/main/kotlin/com/fox2code/mmm/MainApplication.kt
+++ b/app/src/main/kotlin/com/fox2code/mmm/MainApplication.kt
@@ -54,7 +54,6 @@ import java.text.SimpleDateFormat
 import java.util.Date
 import java.util.Random
 import kotlin.math.abs
-import kotlin.math.max
 
 @Suppress("unused", "MemberVisibilityCanBePrivate")
 class MainApplication : FoxApplication(), Configuration.Provider {
@@ -129,7 +128,7 @@ class MainApplication : FoxApplication(), Configuration.Provider {
             markwonThemeContext = FoxThemeWrapper(this, managerThemeResId)
             contextThemeWrapper = markwonThemeContext
         }
-        val markwon =
+        this.markwon =
             Markwon.builder(contextThemeWrapper!!).usePlugin(HtmlPlugin.create()).usePlugin(
                 ImagesPlugin.create().addSchemeHandler(
                     OkHttpNetworkSchemeHandler.create(
@@ -337,6 +336,7 @@ class MainApplication : FoxApplication(), Configuration.Provider {
             Timber.w("ANDROIDACY_CLIENT_ID is empty, disabling AndroidacyRepoData 1")
             editor.apply()
         }
+        getMarkwon()
     }
 
     private val intent: Intent?
@@ -538,44 +538,12 @@ class MainApplication : FoxApplication(), Configuration.Provider {
             val mContext: Context? = INSTANCE
             name += "x"
             if (mSharedPrefs == null) {
-                Timber.d("Creating shared prefs map")
                 mSharedPrefs = HashMap()
             }
-            /*
-          this part is only here because with added encryption, parts of code that were previously calling this over and over again or on each invocation of a method are causing performance issues.
-         */
-            if (BuildConfig.DEBUG) {
-                // get file, function, and line number
-                val stackTrace = Thread.currentThread().stackTrace
-                // get the caller of this method
-                val caller = stackTrace[3]
-                Timber.d(
-                    "Shared prefs file: %s, caller: %s:%d in %s",
-                    name,
-                    caller.fileName,
-                    caller.lineNumber,
-                    caller.methodName
-                )
-                // add the caller to an array. if the last 3 callers are the same, then we are in a loop, log at error level
-                callers.add(name + ":" + caller.lineNumber + ":" + caller.methodName)
-                // get the last 3 callers
-                val last3: List<String> = callers.subList(max(callers.size - 3, 0), callers.size)
-                // if the last 3 callers are the same, then we are in a loop, log at error level
-                if (((last3.size == 3) && last3[0] == last3[1]) && last3[1] == last3[2]) {
-                    Timber.e(
-                        "Shared prefs loop detected. File: %s, caller: %s:%d",
-                        name,
-                        caller.methodName,
-                        caller.lineNumber
-                    )
-                }
-            }
             if (mSharedPrefs!!.containsKey(name)) {
-                Timber.d("Returning cached shared prefs")
                 return mSharedPrefs!![name] as SharedPreferences?
             }
             return try {
-                Timber.d("Creating encrypted shared prefs")
                 val masterKey =
                     MasterKey.Builder(mContext!!).setKeyScheme(MasterKey.KeyScheme.AES256_GCM)
                         .build()
@@ -594,6 +562,10 @@ class MainApplication : FoxApplication(), Configuration.Provider {
             }
         }
 
+        fun clearCachedSharedPrefs() {
+            mSharedPrefs = null
+        }
+
         fun checkSecret(intent: Intent?): Boolean {
             return intent != null && intent.getLongExtra("secret", secret.inv()) == secret
         }
diff --git a/app/src/main/kotlin/com/fox2code/mmm/markdown/MarkdownActivity.kt b/app/src/main/kotlin/com/fox2code/mmm/markdown/MarkdownActivity.kt
index e82eb9c..60b69ed 100644
--- a/app/src/main/kotlin/com/fox2code/mmm/markdown/MarkdownActivity.kt
+++ b/app/src/main/kotlin/com/fox2code/mmm/markdown/MarkdownActivity.kt
@@ -108,7 +108,7 @@ class MarkdownActivity : FoxActivity() {
                 Timber.i("Done!")
                 runOnUiThread {
                     footer?.minimumHeight = this.navigationBarHeight
-                    MainApplication.INSTANCE!!.markwon!!.setMarkdown(
+                    MainApplication.INSTANCE!!.markwon?.setMarkdown(
                         textView,
                         MarkdownUrlLinker.urlLinkify(markdown)
                     )
diff --git a/app/src/main/kotlin/com/fox2code/mmm/repo/RepoManager.kt b/app/src/main/kotlin/com/fox2code/mmm/repo/RepoManager.kt
index 51ffcbf..ffd3089 100644
--- a/app/src/main/kotlin/com/fox2code/mmm/repo/RepoManager.kt
+++ b/app/src/main/kotlin/com/fox2code/mmm/repo/RepoManager.kt
@@ -207,7 +207,10 @@ class RepoManager private constructor(mainApplication: MainApplication) : SyncMa
                     Timber.e(e)
                 }
                 updatedModules++
-                updateListener.update(STEP1 + STEP2 / (if (moduleToUpdate != 0) moduleToUpdate else 1) * updatedModules)
+                // update the update listener with step1 + computed step 2 (which is updated modules / total modules / total repos)
+                updateListener.update(
+                    STEP1 + (STEP2 / (moduleToUpdate / updatedModules) / repoDatas.size)
+                )
             }
             for (repoModule in repoUpdaters[i]!!.toApply()!!) {
                 if (repoModule.moduleInfo.flags and ModuleInfo.FLAG_METADATA_INVALID == 0) {
@@ -268,11 +271,11 @@ class RepoManager private constructor(mainApplication: MainApplication) : SyncMa
                     }
                     repoLastErrorName = repoUpdaters[i]!!.repoData.name
                 }
-                updateListener.update(STEP1 + STEP2 + STEP3 / repoDatas.size * (i + 1))
+                updateListener.update(STEP1 + (STEP2 * (i / repoUpdaters.size)))
             }
         }
         Timber.i("Got " + modules.size + " modules!")
-        updateListener.update(1.0)
+        updateListener.update(STEP1 + STEP2 + STEP3)
     }
 
     fun updateEnabledStates() {
diff --git a/app/src/main/kotlin/com/fox2code/mmm/utils/io/net/Http.kt b/app/src/main/kotlin/com/fox2code/mmm/utils/io/net/Http.kt
index 1bdc66e..133f1c2 100644
--- a/app/src/main/kotlin/com/fox2code/mmm/utils/io/net/Http.kt
+++ b/app/src/main/kotlin/com/fox2code/mmm/utils/io/net/Http.kt
@@ -29,6 +29,7 @@ import com.fox2code.mmm.installer.InstallerInitializer.Companion.peekMagiskPath
 import com.fox2code.mmm.installer.InstallerInitializer.Companion.peekMagiskVersion
 import com.fox2code.mmm.utils.io.Files.Companion.makeBuffer
 import com.google.net.cronet.okhttptransport.CronetInterceptor
+import io.sentry.android.okhttp.SentryOkHttpInterceptor
 import okhttp3.Cache
 import okhttp3.Dns
 import okhttp3.HttpUrl.*
@@ -351,6 +352,9 @@ enum class Http {;
                 httpclientBuilder.addInterceptor(loggingInterceptor)
             }
 
+            // add sentry interceptor
+            httpclientBuilder.addInterceptor(SentryOkHttpInterceptor())
+
             // Add cronet interceptor
             // init cronet
             try {
diff --git a/app/src/main/kotlin/com/fox2code/mmm/utils/sentry/SentryMain.kt b/app/src/main/kotlin/com/fox2code/mmm/utils/sentry/SentryMain.kt
index b80e0f0..be2356a 100644
--- a/app/src/main/kotlin/com/fox2code/mmm/utils/sentry/SentryMain.kt
+++ b/app/src/main/kotlin/com/fox2code/mmm/utils/sentry/SentryMain.kt
@@ -5,7 +5,6 @@
 package com.fox2code.mmm.utils.sentry
 
 import android.annotation.SuppressLint
-import android.content.Context
 import android.content.Intent
 import android.content.SharedPreferences
 import android.net.Uri
@@ -25,6 +24,7 @@ import io.sentry.android.core.SentryAndroid
 import io.sentry.android.core.SentryAndroidOptions
 import io.sentry.android.fragment.FragmentLifecycleIntegration
 import io.sentry.android.timber.SentryTimberIntegration
+import io.sentry.protocol.SentryId
 import org.matomo.sdk.extra.TrackHelper
 import timber.log.Timber
 
@@ -32,6 +32,7 @@ object SentryMain {
     const val IS_SENTRY_INSTALLED = true
     private var isCrashing = false
     private var isSentryEnabled = false
+    private var crashExceptionId: SentryId? = null
 
     /**
      * Initialize Sentry
@@ -42,6 +43,7 @@ object SentryMain {
     fun initialize(mainApplication: MainApplication) {
         Thread.setDefaultUncaughtExceptionHandler { _: Thread?, throwable: Throwable ->
             isCrashing = true
+            MainApplication.clearCachedSharedPrefs()
             TrackHelper.track().exception(throwable).with(MainApplication.INSTANCE!!.tracker)
             // open crash handler and exit
             val intent = Intent(mainApplication, CrashHandler::class.java)
@@ -55,6 +57,12 @@ object SentryMain {
             intent.putExtra("crashReportingEnabled", isSentryEnabled)
             // add isCrashing to intent
             intent.putExtra("isCrashing", isCrashing)
+            // add crashExceptionId to intent
+            if (crashExceptionId != null) {
+                intent.putExtra("lastEventId", crashExceptionId!!.toString())
+            } else {
+                intent.putExtra("lastEventId", "")
+            }
             intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK)
             Timber.e("Starting crash handler")
             mainApplication.startActivity(intent)
@@ -119,15 +127,7 @@ object SentryMain {
                     if (!isSentryEnabled) {
                         return@BeforeSendCallback null
                     }
-                    // store eventid in prefs
-                    val editor =
-                        MainApplication.INSTANCE!!.getSharedPreferences(
-                            "sentry",
-                            Context.MODE_PRIVATE
-                        )
-                            .edit()
-                    editor.putString("lastEventId", event!!.eventId.toString())
-                    editor.commit() // commit so we immediately cache if crashing
+                    crashExceptionId = event?.eventId
                     event
                 }
                 // Filter breadcrumb content from crash report.
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index c1a9e81..e0672cc 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -387,4 +387,5 @@
     <string name="error_opening_notes">Error in opening module notes. Logs may have the reason.</string>
     <string name="submit_feedback">Submit feedback</string>
     <string name="ssl_error">Potential SSL interception detected.</string>
+    <string name="no_sentry_id">Unable to sumbit feedback - no event ID from Sentry. The last event may not have sent.</string>
 </resources>