diff --git a/Cargo.lock b/Cargo.lock
index 2a2cbaef..e8f101f1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1014,7 +1014,7 @@ dependencies = [
 
 [[package]]
 name = "ffplayout"
-version = "0.13.0"
+version = "0.13.1"
 dependencies = [
  "clap",
  "crossbeam-channel 0.5.6",
@@ -1062,7 +1062,7 @@ dependencies = [
 
 [[package]]
 name = "ffplayout-lib"
-version = "0.13.0"
+version = "0.13.1"
 dependencies = [
  "chrono",
  "crossbeam-channel 0.5.6",
diff --git a/ffplayout-engine/Cargo.toml b/ffplayout-engine/Cargo.toml
index 05bf3db5..4163361e 100644
--- a/ffplayout-engine/Cargo.toml
+++ b/ffplayout-engine/Cargo.toml
@@ -4,7 +4,7 @@ description = "24/7 playout based on rust and ffmpeg"
 license = "GPL-3.0"
 authors = ["Jonathan Baecker jonbae77@gmail.com"]
 readme = "README.md"
-version = "0.13.0"
+version = "0.13.1"
 edition = "2021"
 
 [dependencies]
diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index 63a43cae..2f890872 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -4,7 +4,7 @@ description = "Library for ffplayout"
 license = "GPL-3.0"
 authors = ["Jonathan Baecker jonbae77@gmail.com"]
 readme = "README.md"
-version = "0.13.0"
+version = "0.13.1"
 edition = "2021"
 
 [dependencies]
diff --git a/lib/src/utils/json_serializer.rs b/lib/src/utils/json_serializer.rs
index a9d90e39..22252867 100644
--- a/lib/src/utils/json_serializer.rs
+++ b/lib/src/utils/json_serializer.rs
@@ -197,8 +197,13 @@ pub fn read_json(
             .write(false)
             .open(&current_file)
             .expect("Could not open json playlist file.");
-        let mut playlist: JsonPlaylist =
-            serde_json::from_reader(f).expect("Could't read json playlist file.");
+        let mut playlist: JsonPlaylist = match serde_json::from_reader(f) {
+            Ok(p) => p,
+            Err(e) => {
+                error!("Playlist file not readable! {e}");
+                JsonPlaylist::new(date, start_sec)
+            }
+        };
         playlist.modified = modified_time(&current_file);
 
         let list_clone = playlist.clone();
diff --git a/lib/src/utils/json_validate.rs b/lib/src/utils/json_validate.rs
index 94bf850b..2eb9930e 100644
--- a/lib/src/utils/json_validate.rs
+++ b/lib/src/utils/json_validate.rs
@@ -37,14 +37,14 @@ pub fn validate_playlist(
 
             if probe.format.is_none() {
                 error!(
-                    "No Metadata at <yellow>{}</>, from file <b><magenta>{}</></b>",
+                    "No Metadata at <yellow>{}</>, from file <b><magenta>\"{}\"</></b>",
                     sec_to_time(begin),
                     item.source
                 );
             }
         } else {
             error!(
-                "Source on position <yellow>{}</> not exists: <b><magenta>{}</></b>",
+                "Source on position <yellow>{}</> not exists: <b><magenta>\"{}\"</></b>",
                 sec_to_time(begin),
                 item.source
             );
diff --git a/lib/src/utils/mod.rs b/lib/src/utils/mod.rs
index 22f39106..fa1b478b 100644
--- a/lib/src/utils/mod.rs
+++ b/lib/src/utils/mod.rs
@@ -15,7 +15,7 @@ use jsonrpc_http_server::hyper::HeaderMap;
 use rand::prelude::*;
 use regex::Regex;
 use reqwest::header;
-use serde::{Deserialize, Serialize};
+use serde::{de::Deserializer, Deserialize, Serialize};
 use serde_json::json;
 use simplelog::*;
 
@@ -49,8 +49,9 @@ pub struct Media {
     pub out: f64,
     pub duration: f64,
 
-    #[serde(default)]
+    #[serde(deserialize_with = "null_string")]
     pub category: String,
+    #[serde(deserialize_with = "null_string")]
     pub source: String,
 
     #[serde(skip_serializing, skip_deserializing)]
@@ -144,6 +145,13 @@ impl PartialEq for Media {
 
 impl Eq for Media {}
 
+fn null_string<'de, D>(d: D) -> Result<String, D::Error>
+where
+    D: Deserializer<'de>,
+{
+    Deserialize::deserialize(d).map(|x: Option<_>| x.unwrap_or_default())
+}
+
 /// We use the ffprobe crate, but we map the metadata to our needs.
 #[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
 pub struct MediaProbe {