"Could not start tinc" on Android 10

[pacien]

The daemon doesn't start on Android 10. Confirmed on emulator.

Notification:

Could not start tinc
tinc daemon exited during startup:
Non-zero exit status code (1).
Check the logs for more details.

tinc.*.log:

2019-09-13 17:22:49 tinc[6382]: fd/69 adapter set up.
2019-09-13 17:22:49 tinc[6382]: Ready
2019-09-13 17:22:49 tinc[6382]: Error while waiting for input: Bad file descriptor
2019-09-13 17:22:49 tinc[6382]: Terminating

[schemacs]

same here in /storage/emulated/0/Android/data/org.pacien.tincapp/cache/tincapp.log:

10:05:35.641 [main] INFO  o.p.tincapp.service.TincVpnService - Starting tinc daemon for network "mytinc".
10:05:36.226 [AsyncTask #2] ERROR o.p.tincapp.service.TincVpnService - tinc daemon exited during startup:
Non-zero exit status code (1).
Check the logs for more details.
org.pacien.tincapp.commands.Executor$CommandExecutionException: Non-zero exit status code (1).
    at org.pacien.tincapp.commands.Executor$forkExec$1.invoke(Executor.kt:64)
    at org.pacien.tincapp.commands.Executor$forkExec$1.invoke(Executor.kt:32)
    at org.pacien.tincapp.commands.Executor$sam$java8_util_function_Supplier$0.get(Unknown Source:2)
    at java8.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1765)
    ... 3 common frames omitted
Wrapped by: java8.util.concurrent.CompletionException: org.pacien.tincapp.commands.Executor$CommandExecutionException: Non-zero exit status code (1).
    at java8.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:301)
    at java8.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:308)
    at java8.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1767)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
    at java.lang.Thread.run(Thread.java:919)
10:05:36.254 [main] INFO  o.p.t.s.ConnectivityChangeReceiver - Connectivity change intent received: Intent { act=android.net.conn.CONNECTIVITY_CHANGE flg=0x4200010 (has extras) }
10:05:36.254 [main] INFO  o.p.t.s.ConnectivityChangeReceiver - Sending immediate reconnection request to the tinc daemon.

[pacien]

Fixed with commit 5de0313f16382ab97c14661222d8be51c5fc6e72, release v0.28.