I installed via F-Droid and am running GrapheneOS.
Sorry I'm not very technical but I can provide the logs if that helps.
type: crash
osVersion: google/panther/panther:17/CP2A.260705.006/2026091001:user/release-keys
flags: dev options enabled
package: org.forkgram.messenger:709008, targetSdk 36
process: org.forkgram.messenger
processUptime: 970 + 384 ms
installer: org.fdroid.fdroid
android.content.res.Resources$NotFoundException: String resource ID #0x7f0fd9ea
at android.content.res.Resources.getText(Resources.java:489)
at android.widget.TextView.setText(TextView.java:7641)
at org.telegram.ui.ks1$z.<init>(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:236)
at org.telegram.ui.ks1.createView(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:171)
at org.telegram.ui.ActionBar.h2.performCreateView(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:1)
at org.telegram.ui.ActionBar.ActionBarLayout.o(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:308)
at org.telegram.ui.ActionBar.k5.o(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:10)
at org.telegram.ui.ActionBar.ActionBarLayout.v(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:1)
at org.telegram.ui.ActionBar.h2.presentFragment(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:2)
at org.telegram.ui.lf1.H0(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:22)
at org.telegram.ui.lf1.Y(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:1)
at org.telegram.ui.gf1.onClick(r8-map-id-84f3f9b2c70b3fdeefbbee05c37baebd549d85d438db8ae2fcd1450de95013eb:3)
at android.view.View.performClick(View.java:8241)
at android.view.View.performClickInternal(View.java:8218)
at android.view.View.-$$Nest$mperformClickInternal(View.java:0)
at android.view.View$PerformClick.run(View.java:32182)
at android.os.Handler.handleCallback(Handler.java:1095)
at android.os.Handler.dispatchMessageImpl(Handler.java:135)
at android.os.Handler.dispatchMessage(Handler.java:125)
at android.os.Looper.loopOnce(Looper.java:296)
at android.os.Looper.loop(Looper.java:397)
at android.app.ActivityThread.main(ActivityThread.java:9569)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:575)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:975)
I installed via F-Droid and am running GrapheneOS.
Sorry I'm not very technical but I can provide the logs if that helps.