Questions tagged [error]

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please help ! till yesterday my app was working almost fine but today its not even starting ! can someone pls explain this to me?

flask.cli.NoAppException: Failed to find application in module "application". Are you sure it contains a Flask application? Maybe you wrapped it in a WSGI middleware or you are using a factory ...
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59 views

Pset 1 expected expression

I've run into a problem on credit. Whenever I run this #include <stdio.h> #include <cs50.h> int main(void) { int credit; //Ask user for input of cc number printf("What is ...
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11 views

I have an error in register function (Week9 Finance)

I would like to ask for your help please with an error I keep getting on my code for the week 9 Finance. I have been receiving like this Here is my login/ register function below. @app.route("/...
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1answer
46 views

Can't upload my final project

I want to know if anyone else is having this problem, I'm trying to upload my video for my final project, which is shorter than 2 minutes, but the upload just hangs and never finishes, I've already ...
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1answer
47 views

Pset2 Readability undeclared identifier error message

I am attempting to make my program but everytime I try, it tells me I have not identified my variable "i" eventhough I identified it as an integer above. Does anyone know what I'm doing ...
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1answer
156 views

Pset5 Memory leak and errors in valgrind

I have been beating my head against a wall trying to solve my issues on my own, but I have gotten no where. I have two issues: 1) I have a small memory leak of 568 bytes in 1 block. My unload function ...
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17 views

Invalid slug error

When trying to go through the steps in lab 1 for hello.c. I am getting the below error ~/ $ check50 cs50/problems/2021/pset1/hello ...
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1answer
366 views

CS50 Finance not showing up

I'm starting CS50 Finance and I've reached a small hitch. When I try to load the page "pset7"/localhost (After doing all the first steps listed in the spec), I don't get the CS50 Finance logo, but ...
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2answers
286 views

VMWare 7 update error on Mac (CS50x3)

When I try to update VMWare7.0.0 to VMWare 7.1.0, I get an error message that displays the following: Software update internal client error (cds_http_internal_error). Should I not update the VMWare? ...
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1answer
8 views

error : function definition not allowed here pls help

i got this error message pls help $ make triangle clang -ggdb3 -O0 -std=c11 -Wall -Werror -Wextra -Wno-sign-compare -Wno-unused-parameter -Wno-unused-variable -Wshadow triangle.c -lcrypt -lcs50 -...
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1answer
238 views

Pset7 C$50 URL not working

I am hoping someone can help. In PSET7 C$50, the url that is generated in the "Running" section of the problem set documentation is leading to a page with a message "This site can't be reached". I ...
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1answer
40 views

Why does it keep saying error: no such file or directory?

I am on part 1. The hello program worked and I'm trying to do the long int addition. It keeps saying "no such file or directory" but I can the the file with my own lion eyes and am stumped ...
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1answer
74 views

*** No rule to make target 'runoff'. Stop. Even though I'm in the correct directory

I keep getting the No rule to make target error on the runoff problem even when I'm in the correct directory as you can see in the picture attached. Note: I have just completed the vote function for ...
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1answer
165 views

Pset8 Mashup cs50x 2016 version, issue to make it work

I've completed the cs50x 2016 version last december and I'tried to see the mashup code working again in order to see code and reuse it and maybe modify it. I tried to run it as usual but it didn't ...
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1answer
185 views

pset6 how do we check for string in mario

I've tried to find out how to check for string input for mario.py. I know to check for the range of integers when getting input from the user, but if they enter a string instead of a number, is there ...
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1answer
21 views

pset9: finance // jinja syntax error in index

I'm working on my index page and I have two errors. For the first, I'm not sure what's wrong. It seems like it's something with my return statement but I have no idea what's wrong with it. File "...
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1answer
106 views

expected output, not standard error

My program compiles and runs fine. There isnt even much memory leak. But still it doesn't pass the cs50 check. Link to my check code
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1answer
146 views

Parse wont pass check50

for some reason my code isnt passing: :( Two spaces after GET returns error code & :( Two spaces before HTTP/1.1 returns error code I cant see what would cause that. A previous question indicates ...
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1answer
464 views

I am getting "HTTP/1.1 501 Not Implemented" when I run 192.#.#.#:port#/cat.jpg

@curiouskiwi, Thanks a lot....your response helped a lot. I wonder why I missed out such little detail. However guys, I have another problem which I believe am missing out something but can not seem ...
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2answers
122 views

Help! CS50 Error message not making sense at all

I am in week 1 on CS50 2017, and in the lecture he presents a code written as follows: #include <cs50.h> #include <stdio.h> int main(void); { int n = 0; while (true) { ...
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1answer
80 views

My code does what I want it to do, but I get errors with check50 (PSET1, MARIO, LESS)

When I run my code in the terminal it gives me the correct response. However, check50 indicates there is an issue with my spaces. I have spend 2 days looking at it but I dont know whats wrong. INPUT /...
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1answer
96 views

debug50 error in online IDE: 'MODULE_NOT_FOUND'

While working on pset3 tideman problem, I attempted to use the debugger and got this error in return. the debugger opens and then closes immediately, and generates the below text. How can i resolve ...
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1answer
27 views

Terminal window not update

Struggling after Certain changes were made on the file and compiled as compiler failed to identify the changes made.I.e the terminal window displays the same errors in the file. This meant program ...
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1answer
30 views

PSET6 - Readability. When I am running my program it is showing me this error again and again

The error I am getting Traceback (most recent call last): File "/home/ubuntu/pset/pset6/readability/readability.py", line 46, in <module> main() File "/home/ubuntu/pset/pset6/...
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1answer
15 views

My program is not is not able to import strlen from string.h

I am working on problem set 6 - Readability (python). When I am compiling my code the following error keeps coming. Traceback (most recent call last): File "/home/ubuntu/pset/pset6/readability/...
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0answers
13 views

CS50 Tic Tac Toe Minimax problem with Nonetype error

I'm having a recurring 'Nonetype object is not subscriptable' error on the minimax problem. Depending on how I setup my debugging, it either appears as an error on runner.py line 85 (trying to ...
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33 views

CS50 PSET3 test code does not compile

The output says that the code does not compile, but the error is in the test code not in mine`s
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1answer
80 views

PSET6 - Double free error

I'm getting stuck in the last lines of PSET6. Apparently the problem is in the LOAD function. Check50 server2 getting all but 1 lines marked red :( and when running the program I get * Error in `./...
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1answer
13 views

Expected Expression Error

I have been working on cs50 problem set 2 and I have come across the error readability.c:35:1: error: expected expression else if( index > 16) ^ My code is as follows if(index < 1) { ...
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1answer
63 views

Getting partial output in Blur (pset4 filter) , trying to debug edge and middle pixel

My program when run through check50 says the corner pixels work but nothing else seems to work. I have been stuck on this problem for days and after not getting any considerable reply on the cs50 ...
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1answer
39 views

Pset3 - runoff - print_winner and find_min error

After I checked my code using check50 cs50/problems/2021/x/runoff, I received the following error messages for my bool print_winner(void) function and int find_min(void) function as follows :( ...
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10 views

Q: how to read terminal window and debug in Finance?

I am receiving errors (in red) in my terminal window. However I'm not understanding what those errors actually mean. Can someone help direct me on how to 1) read the error 2) find out where exactly ...
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1answer
106 views

Mario problem in IDE

I was trying to run the below program on CS50 IDE, however it shows an error, is it something wrong with the CS50 IDE ? #include <cs50.h> #include <stdio.h> int main(void) { int n; ...
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1answer
18 views

The output is only _

So in this program, the only output I am getting is _. Help would be appreciated. My init: void init(void) { // Initializing the game int square; square = (d*d) - 1; for (int i = 0 ;...
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1answer
23 views

Pset2 Readability error with "else" statement

readability.c:28:9: error: expected expression else: Shown above is the error I am getting. If anyone would point me to what exactly I am doing wrong. that would be great. Bellow, I will add my ...
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2answers
35 views

make: *** No rule to make target 'cash'. Stop

I have this problem. I'm trying to run this program but it keeps showing me this message and it confuses me since I have the file cash.c saved in the pset1 directory and cash (folder). I've looked for ...
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1answer
38 views

In the previous code, I am getting runtime error

What should I do ? How to get rid of this runtime error Link to my code I had written the code for snackdown'17 (Temple Land) my command line is showing snkeat.c:58:28: runtime error: unsigned ...
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1answer
23 views

pset5 speller all words are spelled wrong

new error: most words are seen as spelling error Here's my full code: (UPDATED) // Implements a dictionary's functionality #include <stdbool.h> #include <string.h> #include <stdio.h>...
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1answer
15 views

pset4 filter greyscale error

When I run "make helper," the following error comes up: "undefined reference to `main'" and "linker command failed with exit code 1" What am I doing wrong?? thank you in ...
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0answers
27 views

Filter (more) Edge error not passing check50

Yesterday I copleted filter less and all images passes check50, today I try to complete filter more edge I've added the same code like like filter less for Grayscale, Reflection, Blur and added new ...
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1answer
70 views

CS50 Terminal saying there's error in code that isn't there - More Comfortable Mario

Whenever I type Make Mario into the Terminal for the "More Comfortable" Mario.c assignment in Week 1, it keeps telling me I have an error on 13:9 - but there's nothing typed on 13:9. I'm a bit ...
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1answer
14 views

GET request for a file with a space in the name

When GET was trying to find a file named DS C0001, this was the error code: INFO: 192.168.16.37 - - [24/May/2021 13:14:10] "GET /static/images/DS HTTP/1.0" 404 - I could simply reject all ...
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1answer
496 views

Stuck at 57% in Pset 8 Finance

I cannot fix some problems in Pset8 because in my gradebook, Finance is still at 57%. Here are the errors that I have after I used check50: :( logging in as registered user succceeds application ...
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1answer
29 views

readability pset2 multi error

I replaced semicolon with a coma as sugested erlier. I compile the code but when I enter the text to receive Grade 3 nothing happens, again anny sugestion. Thanks. #include <cs50.h> #include <...
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2answers
38 views

pset5 speller passess all checks except valgrind. no memory leaks but errors raised. confused

// Implements a dictionary's functionality #include <stdbool.h> #include <cs50.h> #include <stdlib.h> #include <stdio.h> #include "dictionary.h" #include <strings....
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4answers
3k views

Can't submit or check

I'm trying to upload my assignment, but I keep getting the same error whenever I run the check50 or submit50 command: "Make sure your username and/or password are valid and submit50 is enabled ...
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0answers
24 views

Request throwing JSON error

I'm having a very strange problem. This code, which was working perfectly yesterday, is now throwing the error - File "/usr/local/lib/python3.9/json/decoder.py", line 355, in raw_decode ...
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1answer
33 views

CS50 IDE Cash feeling less comfortable

I hope you could help me with the cash, less comfortable problem. I'm receiving this error message but I'm not sure what's causing the error message. Thank you very much in advance!
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1answer
24 views

CS50 Task meow.c custom made function doesn´t work

I think I did exactly like he showed. But there comes an error message. When running it through help50 make meow it says: You seem to be passing in too many arguments to a function on line 8 of meow.c....
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1answer
345 views

pset9 Finance "jinja2.exceptions.TemplateSyntaxError: expected name or number" error

In my index function, every time I try "flask run" it outputs that error (jinja2.exceptions.TemplateSyntaxError: expected name or number). Everywhere I've checked most people have been ...

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