I am uploading a NMU with a trivial patch to fix this. The debdiff is attached
and also available in the git repo.
diff -Nru silverjuke-18.2.1/debian/changelog silverjuke-18.2.1/debian/changelog
--- silverjuke-18.2.1/debian/changelog 2022-09-18 20:21:55.000000000 +0200
+++ silverjuke-18.2.1/debian/changelog 2023-06-20 20:55:56.000000000 +0200
@@ -1,3 +1,13 @@
+silverjuke (18.2.1-4.1) unstable; urgency=medium
+
+ * Non-maintainer upload.
+ * Use newer UpnpInit2 API (Closes: #1037511)
+
+ [ Debian Janitor ]
+ * Set upstream metadata fields: Bug-Database, Bug-Submit, Repository,
Repository-Browse.
+
+ -- Bastian Germann <b...@debian.org> Tue, 20 Jun 2023 20:55:56 +0200
+
silverjuke (18.2.1-4) unstable; urgency=medium
[ Dr. Tobias Quathamer ]
diff -Nru silverjuke-18.2.1/debian/patches/0003-Use-newer-UpnpInit2-API.patch
silverjuke-18.2.1/debian/patches/0003-Use-newer-UpnpInit2-API.patch
--- silverjuke-18.2.1/debian/patches/0003-Use-newer-UpnpInit2-API.patch
1970-01-01 01:00:00.000000000 +0100
+++ silverjuke-18.2.1/debian/patches/0003-Use-newer-UpnpInit2-API.patch
2023-06-20 20:54:09.000000000 +0200
@@ -0,0 +1,21 @@
+From: Bastian Germann <b...@debian.org>
+Date: Tue, 20 Jun 2023 20:52:15 +0200
+Subject: Use newer UpnpInit2 API
+
+---
+ src/sjmodules/upnp.cpp | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/sjmodules/upnp.cpp b/src/sjmodules/upnp.cpp
+index a41b0e3..fa80f25 100644
+--- a/src/sjmodules/upnp.cpp
++++ b/src/sjmodules/upnp.cpp
+@@ -178,7 +178,7 @@ bool SjUpnpModule::InitLibupnp()
+
+ // init library - NB: we may be in a working thread here (eg.
ImgThread), however, this seems not to be a problem
+ int error;
+- if( (error=UpnpInit(NULL, 0)) != UPNP_E_SUCCESS ) {
++ if( (error=UpnpInit2(NULL, 0)) != UPNP_E_SUCCESS ) {
+ LogUpnpError("Cannot init", error);
+ ExitLibupnp();
+ return false; // error
diff -Nru silverjuke-18.2.1/debian/patches/series
silverjuke-18.2.1/debian/patches/series
--- silverjuke-18.2.1/debian/patches/series 2022-09-18 20:21:40.000000000
+0200
+++ silverjuke-18.2.1/debian/patches/series 2023-06-20 20:53:15.000000000
+0200
@@ -1,3 +1,4 @@
0001-Force-X11-for-wxGLCanvas.patch
0002-Replace-URL-of-freedb-with-gnudb.gnudb.org.patch
+0003-Use-newer-UpnpInit2-API.patch
wx3.2-compat.patch
diff -Nru silverjuke-18.2.1/debian/upstream/metadata
silverjuke-18.2.1/debian/upstream/metadata
--- silverjuke-18.2.1/debian/upstream/metadata 1970-01-01 01:00:00.000000000
+0100
+++ silverjuke-18.2.1/debian/upstream/metadata 2023-06-20 20:37:25.000000000
+0200
@@ -0,0 +1,5 @@
+---
+Bug-Database: https://github.com/silverjuke/silverjuke/issues
+Bug-Submit: https://github.com/silverjuke/silverjuke/issues/new
+Repository: https://github.com/silverjuke/silverjuke.git
+Repository-Browse: https://github.com/silverjuke/silverjuke
