Microsoft Windows [Version 10.0.26200.8973] (c) Microsoft Corporation. All rights reserved. C:\Users\johan>call C:\Root\root-6.40.02\bin\thisroot.bat C:\Users\johan>set ALLUSERSPROFILE=C:\ProgramData APPDATA=C:\Users\johan\AppData\Roaming BOOST_DIR=C:\Libraries\boost_1_90_0 CMAKE_PREFIX_PATH=C:\Root\root-6.40.02; CommonProgramFiles=C:\Program Files\Common Files CommonProgramFiles(x86)=C:\Program Files (x86)\Common Files CommonProgramW6432=C:\Program Files\Common Files COMPUTERNAME=JRADE-6 ComSpec=C:\WINDOWS\system32\cmd.exe DriverData=C:\Windows\System32\Drivers\DriverData EFC_13656_1262719628=1 EFC_13656_1592913036=1 EFC_13656_2283032206=1 EFC_13656_2775293581=1 EFC_13656_3789132940=1 EFC_13656_4126798990=1 FPS_BROWSER_APP_PROFILE_STRING=Internet Explorer FPS_BROWSER_USER_PROFILE_STRING=Default GHCUP_INSTALL_BASE_PREFIX=C:\ HOMEDRIVE=C: HOMEPATH=\Users\johan INTEL_COMPILER_DIR=C:\Program Files (x86)\Intel\oneAPI\compiler\latest INTEL_MKL_DIR=C:\Program Files (x86)\Intel\oneAPI\mkl\latest LBFGSpp_DIR=C:\Libraries\LBFGSpp LOCALAPPDATA=C:\Users\johan\AppData\Local LOGONSERVER=\\JRADE-6 MOZ_PLUGIN_PATH=C:\Program Files (x86)\Foxit Software\Foxit PDF Reader\plugins\ NUMBER_OF_PROCESSORS=20 OneDrive=C:\Users\johan\OneDrive OS=Windows_NT Path=C:\Root\root-6.40.02\bin;C:\Python314\Scripts\;C:\Python314\;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\OpenSSH\;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files\Git\cmd;C:\Program Files\dotnet\;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;C:\Program Files\NVIDIA Corporation\NVIDIA app\NvDLISR;C:\Program Files (x86)\Windows Kits\10\Windows Performance Toolkit\;C:\Program Files\TortoiseGit\bin;C:\Program Files\CMake\bin;C:\Users\johan\AppData\Local\Microsoft\WindowsApps;C:\Users\johan\AppData\Local\Programs\Microsoft VS Code\bin; PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC;.PY;.PYW PROCESSOR_ARCHITECTURE=AMD64 PROCESSOR_IDENTIFIER=Intel64 Family 6 Model 186 Stepping 2, GenuineIntel PROCESSOR_LEVEL=6 PROCESSOR_REVISION=ba02 ProgramData=C:\ProgramData ProgramFiles=C:\Program Files ProgramFiles(x86)=C:\Program Files (x86) ProgramW6432=C:\Program Files PROMPT=$P$G PSModulePath=C:\Program Files\WindowsPowerShell\Modules;C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules PUBLIC=C:\Users\Public PYTHONPATH=C:\Root\root-6.40.02\bin; QtMsBuild=C:\Users\johan\AppData\Local\QtMsBuild QT_DIR=C:\Libraries\Qt\6.11.1\msvc2022_64 ROOTSYS=C:\Root\root-6.40.02 ROOT_INCLUDE_PATH=; SESSIONNAME=Console SystemDrive=C: SystemRoot=C:\WINDOWS TEMP=C:\Users\johan\AppData\Local\Temp TMP=C:\Users\johan\AppData\Local\Temp USERDOMAIN=JRADE-6 USERDOMAIN_ROAMINGPROFILE=JRADE-6 USERNAME=johan USERPROFILE=C:\Users\johan VCPKG_DIR=C:\Libraries\vcpkg\installed\x64-windows windir=C:\WINDOWS ZES_ENABLE_SYSMAN=1 ZLIB-NG_DIR=C:/Libraries/zlib-ng_2_3_3 C:\Users\johan>root --notebook C:\Users\johan>[I 2026-07-30 09:04:50.269 ServerApp] Extension package jupyter_lsp took 0.1152s to import [I 2026-07-30 09:04:50.495 ServerApp] Extension package jupyter_server_terminals took 0.2224s to import [I 2026-07-30 09:04:51.010 ServerApp] jupyter_lsp | extension was successfully linked. [I 2026-07-30 09:04:51.014 ServerApp] jupyter_server_terminals | extension was successfully linked. [I 2026-07-30 09:04:51.017 ServerApp] jupyterlab | extension was successfully linked. [W 2026-07-30 09:04:51.024 JupyterNotebookApp] 'extra_static_paths' was found in both NotebookApp and ServerApp. This is likely a recent change. This config will only be set in NotebookApp. Please check if you should also config these traits in ServerApp for your purpose. [I 2026-07-30 09:04:51.026 ServerApp] notebook | extension was successfully linked. [I 2026-07-30 09:04:51.476 ServerApp] notebook_shim | extension was successfully linked. [I 2026-07-30 09:04:51.526 ServerApp] notebook_shim | extension was successfully loaded. [I 2026-07-30 09:04:51.527 ServerApp] jupyter_lsp | extension was successfully loaded. [I 2026-07-30 09:04:51.528 ServerApp] jupyter_server_terminals | extension was successfully loaded. [I 2026-07-30 09:04:51.531 LabApp] JupyterLab extension loaded from C:\Python314\Lib\site-packages\jupyterlab [I 2026-07-30 09:04:51.531 LabApp] JupyterLab application directory is C:\Python314\share\jupyter\lab [I 2026-07-30 09:04:51.532 LabApp] Extension Manager is 'pypi'. [I 2026-07-30 09:04:51.589 ServerApp] jupyterlab | extension was successfully loaded. [I 2026-07-30 09:04:51.592 ServerApp] notebook | extension was successfully loaded. [I 2026-07-30 09:04:51.593 ServerApp] Serving notebooks from local directory: C:\Users\johan [I 2026-07-30 09:04:51.593 ServerApp] Jupyter Server 2.20.0 is running at: [I 2026-07-30 09:04:51.593 ServerApp] http://localhost:8888/tree?token=95a7e49675db818e9cd632aab220cd33b2b1658465275164 [I 2026-07-30 09:04:51.593 ServerApp] http://127.0.0.1:8888/tree?token=95a7e49675db818e9cd632aab220cd33b2b1658465275164 [I 2026-07-30 09:04:51.593 ServerApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). [C 2026-07-30 09:04:51.643 ServerApp] To access the server, open this file in a browser: file:/C:/Users/johan/AppData/Roaming/jupyter/runtime/jpserver-27904-open.html Or copy and paste one of these URLs: http://localhost:8888/tree?token=95a7e49675db818e9cd632aab220cd33b2b1658465275164 http://127.0.0.1:8888/tree?token=95a7e49675db818e9cd632aab220cd33b2b1658465275164 [I 2026-07-30 09:04:58.366 ServerApp] Skipped non-installed server(s): basedpyright, bash-language-server, dockerfile-language-server-nodejs, javascript-typescript-langserver, jedi-language-server, julia-language-server, pyrefly, pyright, python-language-server, python-lsp-server, r-languageserver, sql-language-server, texlab, typescript-language-server, unified-language-server, vscode-css-languageserver-bin, vscode-html-languageserver-bin, vscode-json-languageserver-bin, yaml-language-server [I 2026-07-30 09:05:04.898 ServerApp] Creating new notebook in [I 2026-07-30 09:05:06.667 ServerApp] Kernel started: f0f35a1d-2078-433f-9112-eb7f64e0afcc [IPKernelApp] WARNING | Kernel is running over TCP without encryption. All communication (including code and outputs) is sent in plain text and is susceptible to eavesdropping. Use IPC transport or launch with kernel manager-provisioned CurveZMQ keys to enable transport encryption. [I 2026-07-30 09:05:07.735 ServerApp] Adapting from protocol version 5.3 (kernel f0f35a1d-2078-433f-9112-eb7f64e0afcc) to 5.4 (client). [I 2026-07-30 09:05:07.738 ServerApp] Connecting to kernel f0f35a1d-2078-433f-9112-eb7f64e0afcc. [W 2026-07-30 09:05:07.756 ServerApp] The websocket_ping_timeout (90000) cannot be longer than the websocket_ping_interval (30000). Setting websocket_ping_timeout=30000 [I 2026-07-30 09:05:07.765 ServerApp] Adapting from protocol version 5.3 (kernel f0f35a1d-2078-433f-9112-eb7f64e0afcc) to 5.4 (client). [I 2026-07-30 09:05:07.770 ServerApp] Connecting to kernel f0f35a1d-2078-433f-9112-eb7f64e0afcc. [I 2026-07-30 09:05:07.813 ServerApp] Adapting from protocol version 5.3 (kernel f0f35a1d-2078-433f-9112-eb7f64e0afcc) to 5.4 (client). [I 2026-07-30 09:05:07.815 ServerApp] Connecting to kernel f0f35a1d-2078-433f-9112-eb7f64e0afcc. [I 2026-07-30 09:05:07.852 ServerApp] Adapting from protocol version 5.3 (kernel f0f35a1d-2078-433f-9112-eb7f64e0afcc) to 5.4 (client). [I 2026-07-30 09:05:07.853 ServerApp] Connecting to kernel f0f35a1d-2078-433f-9112-eb7f64e0afcc. [W 2026-07-30 09:05:07.939 ServerApp] Got events for closed stream [W 2026-07-30 09:05:07.980 ServerApp] Got events for closed stream [W 2026-07-30 09:05:07.988 ServerApp] Got events for closed stream [E 2026-07-30 09:05:14.652 ServerApp] Failed to run command: ['python3.11', '-m', 'ROOT._jupyroot.kernel.rootkernel', '-f', 'C:\\Users\\johan\\AppData\\Roaming\\jupyter\\runtime\\kernel-28ce1bde-bd99-4381-ae0d-8877598fd496.json'] PATH='C:/Root/root-6.40.02/bin;C:/Root/root-6.40.02/bin/bin;C:\\Root\\root-6.40.02\\bin;C:\\Root\\root-6.40.02\\bin;C:\\Root\\root-6.40.02\\bin;C:\\Python314\\Scripts\\;C:\\Python314\\;C:\\Windows\\system32;C:\\Windows;C:\\Windows\\System32\\Wbem;C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\;C:\\Windows\\System32\\OpenSSH\\;C:\\Program Files (x86)\\NVIDIA Corporation\\PhysX\\Common;C:\\Program Files\\Git\\cmd;C:\\Program Files\\dotnet\\;C:\\WINDOWS\\system32;C:\\WINDOWS;C:\\WINDOWS\\System32\\Wbem;C:\\WINDOWS\\System32\\WindowsPowerShell\\v1.0\\;C:\\WINDOWS\\System32\\OpenSSH\\;C:\\Program Files\\NVIDIA Corporation\\NVIDIA app\\NvDLISR;C:\\Program Files (x86)\\Windows Kits\\10\\Windows Performance Toolkit\\;C:\\Program Files\\TortoiseGit\\bin;C:\\Program Files\\CMake\\bin;C:\\Users\\johan\\AppData\\Local\\Microsoft\\WindowsApps;C:\\Users\\johan\\AppData\\Local\\Programs\\Microsoft VS Code\\bin;' with kwargs: {'stdin': -1, 'stdout': None, 'stderr': None, 'cwd': 'C:\\Users\\johan', 'close_fds': False} [E 2026-07-30 09:05:14.655 ServerApp] [WinError 2] The system cannot find the file specified Traceback (most recent call last): File "C:\Python314\Lib\site-packages\jupyter_client\manager.py", line 107, in wrapper out = await method(self, *args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_client\manager.py", line 527, in _async_start_kernel await self._async_launch_kernel(kernel_cmd, **kw) File "C:\Python314\Lib\site-packages\jupyter_client\manager.py", line 431, in _async_launch_kernel connection_info = await self.provisioner.launch_kernel(kernel_cmd, **kw) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_client\provisioning\local_provisioner.py", line 253, in launch_kernel self.process = launch_kernel(cmd, **scrubbed_kwargs) ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_client\launcher.py", line 173, in launch_kernel raise ex File "C:\Python314\Lib\site-packages\jupyter_client\launcher.py", line 158, in launch_kernel proc = Popen(cmd, **kwargs) # noqa File "C:\Python314\Lib\subprocess.py", line 1039, in __init__ self._execute_child(args, executable, preexec_fn, close_fds, ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pass_fds, cwd, env, ^^^^^^^^^^^^^^^^^^^ ...<5 lines>... gid, gids, uid, umask, ^^^^^^^^^^^^^^^^^^^^^^ start_new_session, process_group) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\subprocess.py", line 1553, in _execute_child hp, ht, pid, tid = _winapi.CreateProcess(executable, args, ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^ # no special security ^^^^^^^^^^^^^^^^^^^^^ ...<4 lines>... cwd, ^^^^ startupinfo) ^^^^^^^^^^^^ FileNotFoundError: [WinError 2] The system cannot find the file specified [E 2026-07-30 09:05:14.798 ServerApp] [WinError 2] The system cannot find the file specified Traceback (most recent call last): File "C:\Python314\Lib\site-packages\jupyter_client\multikernelmanager.py", line 233, in _add_kernel_when_ready await kernel_awaitable File "C:\Python314\Lib\site-packages\jupyter_core\utils\__init__.py", line 214, in ensure_async result = await obj ^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_server\services\kernels\kernelmanager.py", line 863, in wrapped_method raise err File "C:\Python314\Lib\site-packages\jupyter_server\services\kernels\kernelmanager.py", line 827, in wrapped_method out = await method(self, *args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_server\services\kernels\kernelmanager.py", line 932, in start_kernel return await super().start_kernel(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_client\manager.py", line 116, in wrapper raise e File "C:\Python314\Lib\site-packages\jupyter_client\manager.py", line 107, in wrapper out = await method(self, *args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_client\manager.py", line 527, in _async_start_kernel await self._async_launch_kernel(kernel_cmd, **kw) File "C:\Python314\Lib\site-packages\jupyter_client\manager.py", line 431, in _async_launch_kernel connection_info = await self.provisioner.launch_kernel(kernel_cmd, **kw) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_client\provisioning\local_provisioner.py", line 253, in launch_kernel self.process = launch_kernel(cmd, **scrubbed_kwargs) ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\site-packages\jupyter_client\launcher.py", line 173, in launch_kernel raise ex File "C:\Python314\Lib\site-packages\jupyter_client\launcher.py", line 158, in launch_kernel proc = Popen(cmd, **kwargs) # noqa File "C:\Python314\Lib\subprocess.py", line 1039, in __init__ self._execute_child(args, executable, preexec_fn, close_fds, ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pass_fds, cwd, env, ^^^^^^^^^^^^^^^^^^^ ...<5 lines>... gid, gids, uid, umask, ^^^^^^^^^^^^^^^^^^^^^^ start_new_session, process_group) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Python314\Lib\subprocess.py", line 1553, in _execute_child hp, ht, pid, tid = _winapi.CreateProcess(executable, args, ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^ # no special security ^^^^^^^^^^^^^^^^^^^^^ ...<4 lines>... cwd, ^^^^ startupinfo) ^^^^^^^^^^^^ FileNotFoundError: [WinError 2] The system cannot find the file specified [E 2026-07-30 09:05:14.881 ServerApp] Error starting kernel: root [E 2026-07-30 09:05:14.882 ServerApp] { "Host": "localhost:8888", "Accept": "*/*", "Referer": "http://localhost:8888/notebooks/Untitled11.ipynb", "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:153.0) Gecko/20100101 Firefox/153.0" } [E 2026-07-30 09:05:14.882 ServerApp] 501 PATCH /api/sessions/7674b54d-8436-4f08-a227-db59411d05b8?1785395114599 (ec374e89da76456d8a7301c8ae52bb2f@127.0.0.1) 279.94ms referer=http://localhost:8888/notebooks/Untitled11.ipynb [I 2026-07-30 09:05:14.884 ServerApp] Starting buffering for f0f35a1d-2078-433f-9112-eb7f64e0afcc:c3b27487-e357-4f68-8dce-c2f5e5107f32 [I 2026-07-30 09:07:06.463 ServerApp] Saving file at /Untitled11.ipynb