diff --git a/.vscode/launch.json b/.vscode/launch.json
index d1aff5a..c0650ba 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -7,15 +7,15 @@
         {
             "type": "lldb",
             "request": "launch",
-            "name": "Debug executable 'service'",
+            "name": "Debug executable 'macroboard_service'",
             "cargo": {
                 "args": [
                     "build",
-                    "--bin=service",
+                    "--bin=macroboard_service",
                     "--package=macroboard"
                 ],
                 "filter": {
-                    "name": "service",
+                    "name": "macroboard_service",
                     "kind": "bin"
                 }
             },
@@ -25,16 +25,16 @@
         {
             "type": "lldb",
             "request": "launch",
-            "name": "Debug unit tests in executable 'service'",
+            "name": "Debug unit tests in executable 'macroboard_service'",
             "cargo": {
                 "args": [
                     "test",
                     "--no-run",
-                    "--bin=service",
+                    "--bin=macroboard_service",
                     "--package=macroboard"
                 ],
                 "filter": {
-                    "name": "service",
+                    "name": "macroboard_service",
                     "kind": "bin"
                 }
             },
@@ -44,15 +44,15 @@
         {
             "type": "lldb",
             "request": "launch",
-            "name": "Debug executable 'gui'",
+            "name": "Debug executable 'macroboard_gui'",
             "cargo": {
                 "args": [
                     "build",
-                    "--bin=gui",
+                    "--bin=macroboard_gui",
                     "--package=macroboard"
                 ],
                 "filter": {
-                    "name": "gui",
+                    "name": "macroboard_gui",
                     "kind": "bin"
                 }
             },
@@ -62,16 +62,16 @@
         {
             "type": "lldb",
             "request": "launch",
-            "name": "Debug unit tests in executable 'gui'",
+            "name": "Debug unit tests in executable 'macroboard_gui'",
             "cargo": {
                 "args": [
                     "test",
                     "--no-run",
-                    "--bin=gui",
+                    "--bin=macroboard_gui",
                     "--package=macroboard"
                 ],
                 "filter": {
-                    "name": "gui",
+                    "name": "macroboard_gui",
                     "kind": "bin"
                 }
             },
diff --git a/src/service.rs b/src/service.rs
index 8aa1790..e8e99a6 100644
--- a/src/service.rs
+++ b/src/service.rs
@@ -61,6 +61,7 @@ fn main() -> Result<()> {
                     message_builder = MessageBuilder::default();
                 }
             }
+            SerialReadResult::UtfConversion(err) => println!("{:?}", err),
             SerialReadResult::Timeout => (),
         }
     }
@@ -93,7 +94,9 @@ fn execute_button_press(
         if !cmd.is_empty() {
             println!("cmd: {}", cmd);
 
-            Command::new(cmd).spawn()?;
+            if let Err(err) = Command::new(cmd).spawn() {
+                println!("failed with: {:?}", err);
+            }
         }
     }
 
diff --git a/src/service_specific/port.rs b/src/service_specific/port.rs
index 57cf981..d5335d0 100644
--- a/src/service_specific/port.rs
+++ b/src/service_specific/port.rs
@@ -1,12 +1,13 @@
 use anyhow::{anyhow, Result};
 
-use std::io;
+use std::{io, string::FromUtf8Error};
 
 pub use serialport::{DataBits, FlowControl, Parity, SerialPort, StopBits};
 pub use std::time::Duration;
 
 pub enum SerialReadResult {
     Message(String),
+    UtfConversion(FromUtf8Error),
     Timeout,
 }
 
@@ -50,10 +51,10 @@ impl Port {
         let mut buf: Vec<u8> = (0..255).collect();
 
         match self.serial_port.read(&mut buf[..]) {
-            Ok(t) => Ok(SerialReadResult::Message(
-                String::from_utf8(buf[0..t].to_vec())
-                    .map_err(|err| anyhow!("failed converting utf8 buffer ({})", err))?,
-            )),
+            Ok(t) => match String::from_utf8(buf[0..t].to_vec()) {
+                Ok(s) => Ok(SerialReadResult::Message(s)),
+                Err(err) => Ok(SerialReadResult::UtfConversion(err)),
+            },
             Err(ref e) if e.kind() == io::ErrorKind::TimedOut => Ok(SerialReadResult::Timeout),
             Err(err) => Err(anyhow!("failed reading serial port ({})", err)),
         }