diff --git a/GroundSystem.py b/GroundSystem.py
index e21ae8c..d76c11e 100644
--- a/GroundSystem.py
+++ b/GroundSystem.py
@@ -31,6 +31,8 @@
 from MainWindow import Ui_MainWindow
 from RoutingService import RoutingService
 
+ROOTDIR = Path(sys.argv[0]).resolve().parent
+
 
 #
 # CFS Ground System: Setup and manage the main window
@@ -44,8 +46,6 @@ def __init__(self):
         super().__init__()
         self.setupUi((self))
 
-        self.rootDir = Path(sys.argv[0]).resolve().parent
-
         self.RoutingService = None
 
         self.pushButtonStartTlm.clicked.connect(self.startTlmSystem)
@@ -93,14 +93,14 @@ def startTlmSystem(self):
             subscription = f'--sub=GroundSystem.{selectedSpacecraft}.TelemetryPackets'
 
         # Open Telemetry System
-        system_call = f'python3 {self.rootDir}/Subsystems/tlmGUI/TelemetrySystem.py {subscription}'
+        system_call = f'python3 {ROOTDIR}/Subsystems/tlmGUI/TelemetrySystem.py {subscription}'
         args = shlex.split(system_call)
         subprocess.Popen(args)
 
     # Start command system
     def startCmdSystem(self):
         subprocess.Popen(
-            ['python3', f'{self.rootDir}/Subsystems/cmdGui/CommandSystem.py'])
+            ['python3', f'{ROOTDIR}/Subsystems/cmdGui/CommandSystem.py'])
 
     # Start FDL-FUL gui system
     #def startFDLSystem(self):
diff --git a/Subsystems/cmdGui/CommandSystem.py b/Subsystems/cmdGui/CommandSystem.py
index c18803e..33802b5 100644
--- a/Subsystems/cmdGui/CommandSystem.py
+++ b/Subsystems/cmdGui/CommandSystem.py
@@ -26,10 +26,11 @@
 import sys
 from pathlib import Path
 
-from PyQt5.QtWidgets import QDialog, QApplication
+from PyQt5.QtWidgets import QApplication, QDialog
 
 from CommandSystemDialog import Ui_CommandSystemDialog
 
+ROOTDIR = Path(sys.argv[0]).resolve().parent
 
 class CommandSystem(QDialog, Ui_CommandSystemDialog):
 
@@ -59,7 +60,7 @@ def ProcessButtonGeneric(self, idx):
             pktId = lePID.text()
             address = leAddr.text()
             launch_string = (
-                f'python3 {cmdClass[0]} '
+                f'python3 {ROOTDIR}/{cmdClass[0]} '
                 f'--title=\"{cmdPageDesc[idx]}\" --pktid={pktId} '
                 f'--file={cmdPageDefFile[idx]} --address=\"{address}\" '
                 f'--port={cmdPagePort[idx]} --endian={cmdPageEndian[idx]}')
@@ -93,7 +94,7 @@ def ProcessQuickButton(self, idx):
             # if requires parameters
             if self.checkParams(qIdx):
                 launch_string = (
-                    f'python3 Parameter.py '
+                    f'python3 f{ROOTDIR}/Parameter.py '
                     f'--title=\"{subsys[qIdx]}\" '
                     f'--descrip=\"{quickCmd[qIdx]}\" '
                     f'--idx={idx} --host=\"{address}\" '
@@ -103,7 +104,7 @@ def ProcessQuickButton(self, idx):
             # if doesn't require parameters
             else:
                 launch_string = (
-                    f'../cmdUtil/cmdUtil '
+                    f'{ROOTDIR}/../cmdUtil/cmdUtil '
                     f'--host=\"{address}\" --port={quickPort[qIdx]} '
                     f'--pktid={pktId} --endian={quickEndian[qIdx]} '
                     f'--cmdcode={quickCode[qIdx]}')
@@ -135,7 +136,7 @@ def ProcessQuickButton(self, idx):
 
     i = 0
 
-    with open(cmdDefFile) as cmdfile:
+    with open(f"{ROOTDIR}/{cmdDefFile}") as cmdfile:
         reader = csv.reader(cmdfile, skipinitialspace=True)
         for cmdRow in reader:
             try:
@@ -171,7 +172,7 @@ def ProcessQuickButton(self, idx):
         quickEndian, quickAddress, quickPort, quickParam, \
             quickIndices = ([] for _ in range(10))
 
-    with open(quickDefFile) as subFile:
+    with open(f'{ROOTDIR}/{quickDefFile}') as subFile:
         reader = csv.reader(subFile)
         for fileRow in reader:
             if fileRow[0][0] != '#':
diff --git a/Subsystems/cmdGui/Parameter.py b/Subsystems/cmdGui/Parameter.py
index e4242c6..17c877d 100644
--- a/Subsystems/cmdGui/Parameter.py
+++ b/Subsystems/cmdGui/Parameter.py
@@ -17,19 +17,21 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 #
-#pylint: disable=invalid-name, missing-function-docstring, missing-class-docstring, missing-module-docstring
 import getopt
 import pickle
 import re
 import shlex
 import subprocess
 import sys
+from pathlib import Path
 
 from PyQt5.QtWidgets import QApplication, QDialog
 
 from HTMLDocsParser import HTMLDocsParser
 from ParameterDialog import Ui_Dialog
 
+ROOTDIR = Path(sys.argv[0]).resolve().parent
+
 
 class Parameter(QDialog, Ui_Dialog):
 
@@ -52,17 +54,19 @@ def ProcessSendButton(self):
             inputStr = getattr(self, f"input_{j}")
             input_list.append(inputStr.toPlainText().strip())
 
+        k = 0
         param_list = []
-        for j, currInput in enumerate(input_list):
-            dataType = dataTypesNew[j]
+        while input_list[k]:
+            dataType = dataTypesNew[k]
             if dataType == '--string':
-                param_list.append(f'{dataType}=\"{stringLen[j]}:{currInput}\"')
+                param_list.append(f'{dataType}=\"{stringLen[k]}:{input_list[k]}\"')
             else:
-                param_list.append(f'{dataType}={currInput}')  # --byte=4
+                param_list.append(f'{dataType}={input_list[k]}')  # --byte=4
+            k += 1
         param_string = ' '.join(param_list)
-        # print param_string
+        # print(param_string)
         launch_string = (
-            f'../cmdUtil/cmdUtil --host={pageAddress} '
+            f'{ROOTDIR}/../cmdUtil/cmdUtil --host={pageAddress} '
             f'--port={pagePort} --pktid={pagePktId} --endian={pageEndian} '
             f'--cmdcode={cmdCode} {param_string.strip()}')
         # print launch_string
@@ -121,7 +125,7 @@ def ProcessSendButton(self):
     #
     # Gets parameter information from pickle files
     #
-    pickle_file = 'ParameterFiles/' + re.split(r'\.', param_file)[0]
+    pickle_file = f'{ROOTDIR}/ParameterFiles/' + re.split(r'\.', param_file)[0]
     with open(pickle_file, 'rb') as pickle_obj:
         dataTypesOrig, paramNames, paramLen, paramDesc, dataTypesNew, stringLen = pickle.load(
             pickle_obj)
diff --git a/Subsystems/cmdGui/UdpCommands.py b/Subsystems/cmdGui/UdpCommands.py
index a2ce43b..4192e70 100644
--- a/Subsystems/cmdGui/UdpCommands.py
+++ b/Subsystems/cmdGui/UdpCommands.py
@@ -30,17 +30,20 @@
 #                   This class could be duplicated to send over another interface
 #                   such as TCP, Cubesat Space Protocol, or Xbee wireless radio
 #
-#pylint: disable=invalid-name, missing-function-docstring, missing-class-docstring, missing-module-docstring
-import sys
 import getopt
-import subprocess
-import shlex
 import pickle
+import shlex
+import subprocess
+import sys
+from pathlib import Path
+
+from PyQt5.QtWidgets import QApplication, QDialog
 
-from PyQt5.QtWidgets import QDialog, QApplication
 from GenericCommandDialog import Ui_GenericCommandDialog
 from HTMLDocsParser import HTMLDocsParser
 
+ROOTDIR = Path(sys.argv[0]).resolve().parent
+
 
 class SubsystemCommands(QDialog, Ui_GenericCommandDialog):
 
@@ -65,11 +68,10 @@ def __init__(self):
     #
     @staticmethod
     def checkParams(idx):
-        pf = f'ParameterFiles/{param_files[idx]}'
+        pf = f'{ROOTDIR}/ParameterFiles/{param_files[idx]}'
         try:
             with open(pf, 'rb') as po:
-                _, paramNames, _, _, _, _ = pickle.load(
-                    po)
+                _, paramNames, _, _, _, _ = pickle.load(po)
                 return len(paramNames) > 0  # if has parameters
         except IOError:
             return False
@@ -85,7 +87,7 @@ def ProcessSendButtonGeneric(self, idx):
             # If parameters are required, launches Parameters page
             if param_bool:
                 launch_string = (
-                    f'python3 Parameter.py --title=\"{pageTitle}\" '
+                    f'python3 {ROOTDIR}/Parameter.py --title=\"{pageTitle}\" '
                     f'--descrip=\"{cmdDesc[idx]}\" --idx={idx} '
                     f'--host=\"{address}\" --port={pagePort} '
                     f'--pktid={pagePktId} --endian={pageEndian} '
@@ -94,7 +96,7 @@ def ProcessSendButtonGeneric(self, idx):
             # If parameters not required, directly calls cmdUtil to send command
             else:
                 launch_string = (
-                    f'../cmdUtil/cmdUtil --host=\"{address}\" '
+                    f'{ROOTDIR}/../cmdUtil/cmdUtil --host=\"{address}\" '
                     f'--port={pagePort} --pktid={pagePktId} '
                     f'--endian={pageEndian} --cmdcode={cmdCodes[idx]}')
 
@@ -169,7 +171,7 @@ def usage():
     #
     # Reads commands from command definition file
     #
-    pickle_file = f'CommandFiles/{pageDefFile}'
+    pickle_file = f'{ROOTDIR}/CommandFiles/{pageDefFile}'
     with open(pickle_file, 'rb') as pickle_obj:
         cmdDesc, cmdCodes, param_files = pickle.load(pickle_obj)
 
diff --git a/Subsystems/tlmGUI/GenericTelemetry.py b/Subsystems/tlmGUI/GenericTelemetry.py
index 520cf85..ee8340b 100644
--- a/Subsystems/tlmGUI/GenericTelemetry.py
+++ b/Subsystems/tlmGUI/GenericTelemetry.py
@@ -23,6 +23,7 @@
 import csv
 import getopt
 import sys
+from pathlib import Path
 from struct import unpack
 
 import zmq
@@ -31,6 +32,7 @@
 
 from GenericTelemetryDialog import Ui_GenericTelemetryDialog
 
+ROOTDIR = Path(sys.argv[0]).resolve().parent
 
 class SubsystemTelemetry(QDialog, Ui_GenericTelemetryDialog):
 
@@ -139,7 +141,7 @@ def usage():
     pageTitle = "Telemetry Page"
     udpPort = 10000
     appId = 999
-    tlmDefFile = "telemetry_def.txt"
+    tlmDefFile = f"{ROOTDIR}/telemetry_def.txt"
     endian = "L"
     subscription = ""
 
@@ -194,7 +196,7 @@ def usage():
     tlmItemEnum = [[]] * 40
     i = 0
 
-    with open(tlmDefFile) as tlmfile:
+    with open(f"{ROOTDIR}/{tlmDefFile}") as tlmfile:
         reader = csv.reader(tlmfile, skipinitialspace=True)
         for row in reader:
             if row[0][0] != '#':
diff --git a/Subsystems/tlmGUI/TelemetrySystem.py b/Subsystems/tlmGUI/TelemetrySystem.py
index b0c069e..b6baa65 100644
--- a/Subsystems/tlmGUI/TelemetrySystem.py
+++ b/Subsystems/tlmGUI/TelemetrySystem.py
@@ -24,6 +24,7 @@
 import shlex
 import subprocess
 import sys
+from pathlib import Path
 from struct import unpack
 
 import zmq
@@ -32,6 +33,7 @@
 
 from TelemetrySystemDialog import Ui_TelemetrySystemDialog
 
+ROOTDIR = Path(sys.argv[0]).resolve().parent
 
 class TelemetrySystem(QDialog, Ui_TelemetrySystemDialog):
 
@@ -79,7 +81,7 @@ def ProcessButtonGeneric(self, idx):
         if tlmPageIsValid[idx]:
             # need to extract data from fields, then start page with right params
             launch_string = (
-                f'python3 {tlmClass[idx]} '
+                f'python3 {ROOTDIR}/{tlmClass[idx]} '
                 f'--title=\"{tlmPageDesc[idx]}\" --appid={hex(tlmPageAppid[idx])} '
                 f'--port={tlmPagePort[idx]} --file={tlmPageDefFile[idx]} '
                 f'--endian={endian} --sub={tempSub}')
@@ -102,22 +104,22 @@ def processPendingDatagrams(self, datagram):
         #
         # convert a string of binary bytes to ascii hex
         #
-        def strToHex(aString):
-            hexStr = ""
-            for x in aString:
-                hexStr += f'{ord(x):02X}'
-            return hexStr
-
-        #
-        # Dump the telemetry packet
-        #
-        def dumpPacket(packetData):
-            appIdString = f"{ord(packetData[0]):02X}"
-            appIdString = f"{appIdString}{ord(packetData[1]):02X}"
-            appId = (ord(packetData[0]) << 8) + (ord(packetData[1]))
-            print("\nPacket: App ID =", hex(appId))
-            print("\nPacket Data:", strToHex(packetData))
-            print("\n-----------------------------------------------")
+        # def strToHex(aString):
+        #     hexStr = ""
+        #     for x in aString:
+        #         hexStr += f'{ord(x):02X}'
+        #     return hexStr
+
+        # #
+        # # Dump the telemetry packet
+        # #
+        # def dumpPacket(packetData):
+        #     appIdString = f"{ord(packetData[0]):02X}"
+        #     appIdString = f"{appIdString}{ord(packetData[1]):02X}"
+        #     appId = (ord(packetData[0]) << 8) + (ord(packetData[1]))
+        #     print("\nPacket: App ID =", hex(appId))
+        #     print("\nPacket Data:", strToHex(packetData))
+        #     print("\n-----------------------------------------------")
 
         #
         # Show number of packets received
@@ -132,24 +134,24 @@ def dumpPacket(packetData):
 
         # Uncomment the next two lines to debug
         # print "Packet ID = " , hex(streamId)
-        # dumpPacket(datagram)
-        for i in range(21):
-            if streamId == tlmPageAppid[i]:
+        # self.dumpPacket(datagram)
+        for l in range(21):
+            if streamId == tlmPageAppid[l]:
                 # send_host = "127.0.0.1"
                 # send_port = tlmPagePort[i]
                 # sendSocket = socket(AF_INET,SOCK_DGRAM)
                 # sendSocket.sendto(datagram, (send_host,send_port))
 
-                tlmPageCount[i] += 1
+                tlmPageCount[l] += 1
                 #
                 # I wish I knew a better way to update the count field in the GUI
                 # Maybe store a pointer to the field in the gui
                 #
-                if i < 15:
-                    countBrowseri = getattr(self, f"countBrowser_{i}")
+                if l < 15:
+                    countBrowseri = getattr(self, f"countBrowser_{l}")
                 else:
-                    countBrowseri = getattr(self, f"countBrowser_{i+1}")
-                countBrowseri.setText(str(tlmPageCount[i]))
+                    countBrowseri = getattr(self, f"countBrowser_{l+1}")
+                countBrowseri.setText(str(tlmPageCount[l]))
 
 
 # Subscribes and receives zeroMQ messages
@@ -188,7 +190,7 @@ def run(self):
     #
     # Set defaults for the arguments
     #
-    tlmDefFile = "./Subsystems/tlmGUI/telemetry-pages.txt"
+    tlmDefFile = f"{ROOTDIR}/telemetry-pages.txt"
     endian = "L"
     subscription = ""