diff --git a/ythdd_api.py b/ythdd_api.py
index c7350cf..0672e68 100644
--- a/ythdd_api.py
+++ b/ythdd_api.py
@@ -31,7 +31,7 @@ def api_global_catchall(received_request):
 		except Exception as e:
 			ythdd_globals.apiFailedRequests += 1
 			stripped_filename = __file__[max(__file__.rfind("/"), __file__.rfind("\\")) + 1:]
-			print(f"\n{c.FAIL}Error! /api/{received_request} -> {stripped_filename}:L{e.__traceback__.tb_lineno} -> {type(e).__name__}{c.ENDC}:"
+			print(f"\n{c.FAIL}Error! /api/{received_request} -> {stripped_filename}:L{e.__traceback__.tb_lineno} -> {type(e).__name__}{c.ENDC}:\n"
 				+ f"{traceback.format_exc()}")
 			status, received, data = 500, f"internal server error: call ended in failure: {e}", []
 			if ythdd_globals.config["general"]["debug"]:
@@ -56,7 +56,7 @@ def api_global_catchall(received_request):
 		except Exception as e:
 			ythdd_globals.apiFailedRequests += 1
 			stripped_filename = __file__[max(__file__.rfind("/"), __file__.rfind("\\")) + 1:]
-			print(f"\n{c.FAIL}Error! /api/{received_request} -> {stripped_filename}:L{e.__traceback__.tb_lineno} -> {type(e).__name__}{c.ENDC}:"
+			print(f"\n{c.FAIL}Error! /api/{received_request} -> {stripped_filename}:L{e.__traceback__.tb_lineno} -> {type(e).__name__}{c.ENDC}:\n"
 				+ f"{traceback.format_exc()}")
 			status, received, data = 500, f"internal server error: invidious translation call ended in failure: {e}", []
 			if ythdd_globals.config["general"]["debug"]:
diff --git a/ythdd_inv_tl.py b/ythdd_inv_tl.py
index 4160906..a260333 100644
--- a/ythdd_inv_tl.py
+++ b/ythdd_inv_tl.py
@@ -32,7 +32,7 @@ def send(status, response):
 	return Response(json.dumps(response), mimetype='application/json', status=status)
 
 def notImplemented(data):
-	return send(501, {'error': f"not recognised/implemented: {'/'.join(data)}"})
+	return send(501, {'error': f"not recognised/implemented in Invidious TL: {'/'.join(data)}"})
 
 def stats():
 	data_to_send = {
@@ -253,13 +253,16 @@ def rebuildFormatsFromYtdlpApi(ydata: dict):
 		if safeTraverse(stream, ["acodec"]) != "none":
 			# audio-only track
 			type = safeTraverse(stream, ["audio_ext"], default=None)
+			fnote = safeTraverse(stream, ["format_note"], default="low")
 			if type is None:
 				type = "mp4"
 			newRow[           "type"] = "audio/" + type
-			newRow[   "audioQuality"] = str(safeTraverse(stream, ["abr"], default=128))
-			newRow["audioSampleRate"] = str(safeTraverse(stream, ["asr"], default=44100))
-			newRow[  "audioChannels"] = safeTraverse(stream, ["audio_channels"])
-			newRow[   "qualityLabel"] = newRow["audioQuality"] + "kbps"
+			newRow[   "audioQuality"] = fnote
+			newRow["audioSampleRate"] = int(safeTraverse(stream, ["asr"], default="44100"))
+			newRow[  "audioChannels"] = int(safeTraverse(stream, ["audio_channels"]))
+			newRow[   "qualityLabel"] = str(safeTraverse(stream, ["abr"], default="?"))
+			newRow[     "resolution"] = f"{fnote} quality"
+			newRow[           "size"] = "0x0"
 		if safeTraverse(stream, ["vcodec"]) != "none":
 			# either video-only or video+audio
 			type = safeTraverse(stream, ["video_ext"], default=None)
@@ -276,6 +279,13 @@ def rebuildFormatsFromYtdlpApi(ydata: dict):
 		newRow["clen"]            = safeTraverse(params, ["clen"], default=safeTraverse(stream, ["filesize"], default="0"))
 		newRow["lmt"]             = safeTraverse(params,  ["lmt"], default="0")
 
+		newRow[ "projectionType"] = "RECTANGULAR" # clipious requires this to be mentioned explicitly and cannot be nulled
+		newRow[      "container"] = safeTraverse(stream, ["ext"], default="unknown_container")
+		newRow[       "encoding"] = safeTraverse(invidious_formats.FORMATS, [int("0" + newRow["itag"].split("-")[0]), "ext"], default="unknown_encoding") # not sure this split is necessary
+		newRow[        "quality"] = newRow["qualityLabel"]
+		newRow[           "init"] = "0-1" # dummy values
+		newRow[          "index"] = "2-3" # dummy values
+
 		if vcodec != "none" and acodec != "none":
 			# 360p stream
 			format_streams.append(newRow.copy())