# Latest **URL:** https://community.deeplearning.ai/latest.md [Latest](https://community.deeplearning.ai/latest.md) · [Categories](https://community.deeplearning.ai/categories.md) · [Tags](https://community.deeplearning.ai/tags.md) --- ## [Welcome to DeepLearning.AI Community](https://community.deeplearning.ai/t/welcome-to-deeplearning-ai-community/7)
**Author:** [@system](https://community.deeplearning.ai/u/system)\ **Replies:** 0\ **Last updated:** [January 28, 2021, 8:05pm UTC](https://community.deeplearning.ai/t/welcome-to-deeplearning-ai-community/7 "2021-01-28T20:05:03Z")
Welcome to the DeepLearning.AI Community! We’re excited to have you join our growing community of learners. This is your one-stop shop for all things Deep Learning! Ask questions, share your progress, network with fello… --- ## [C2M3 - Issues with grading of exercises 2 and 3](https://community.deeplearning.ai/t/c2m3-issues-with-grading-of-exercises-2-and-3/895660)
**Author:** [@tnabil](https://community.deeplearning.ai/u/tnabil)\ **Replies:** 8\ **Last updated:** [October 13, 2026, 10:32pm UTC](https://community.deeplearning.ai/t/c2m3-issues-with-grading-of-exercises-2-and-3/895660 "2026-10-13T22:32:29Z")
Hi, I’m having issues with the module 3 assignment of course 2. The grader keeps giving 0/10 for exercises 2 and 3, eventhough it’s giving full score for 1, 4, 5 and 6. I refreshed several times, ran all cells one by on… --- ## [C3W3 - Assignment - Exercise 1 - grad\_cam: TypeError: Using a \`tf.Tensor\` as a Python \`bool\` is not allowed](https://community.deeplearning.ai/t/c3w3-assignment-exercise-1-grad-cam-typeerror-using-a-tf-tensor-as-a-python-bool-is-not-allowed/895669)
**Author:** [@ThanhLoanNguyen95](https://community.deeplearning.ai/u/ThanhLoanNguyen95)\ **Replies:** 4\ **Last updated:** [October 13, 2026, 9:56pm UTC](https://community.deeplearning.ai/t/c3w3-assignment-exercise-1-grad-cam-typeerror-using-a-tf-tensor-as-a-python-bool-is-not-allowed/895669 "2026-10-13T21:56:30Z")
Hi, I am doing Course 3, Week 3, Exercise 1: grad\_cam of AI for medicine. I got the Type Error of the image. I appreciated that anyone could tell me what was wrong in my script. screenshot removed as it contains code… --- ## [Rate Limit Error - 2nd module](https://community.deeplearning.ai/t/rate-limit-error-2nd-module/895198)
**Author:** [@rasty\_penny](https://community.deeplearning.ai/u/rasty_penny)\ **Replies:** 16\ **Last updated:** [October 13, 2026, 9:41pm UTC](https://community.deeplearning.ai/t/rate-limit-error-2nd-module/895198 "2026-10-13T21:41:11Z")
I am getting a rate limit error on the Chart Generation lab of Module 2: RateLimitError: Error code: 429 - {'error': {'message': 'exceeded quota for this month'}} I have only run the scripts of the jupyter notebook onc… --- ## [C1w2: Amazon RDS MySQL connection error](https://community.deeplearning.ai/t/c1w2-amazon-rds-mysql-connection-error/888012)
**Author:** [@romeopeay](https://community.deeplearning.ai/u/romeopeay)\ **Replies:** 12\ **Last updated:** [October 13, 2026, 8:23pm UTC](https://community.deeplearning.ai/t/c1w2-amazon-rds-mysql-connection-error/888012 "2026-10-13T20:23:19Z")
Input aws rds describe-db-instances --db-instance-identifier de-c1w2-rds --output text --query “DBInstances\[\].Endpoint.Address” Output “Invalid endpoint: https://rds..amazonaws.com” Adding a region Input: aws rds d… --- ## [\#UNQ\_C1: Type error on grad\_cam function (cam)](https://community.deeplearning.ai/t/unq-c1-type-error-on-grad-cam-function-cam/265422)
**Author:** [@getjaidev](https://community.deeplearning.ai/u/getjaidev)\ **Replies:** 7\ **Last updated:** [October 13, 2026, 5:36pm UTC](https://community.deeplearning.ai/t/unq-c1-type-error-on-grad-cam-function-cam/265422 "2026-10-13T17:36:35Z")
Lab ID: kuoautcopnzt UNQ\_C1 (UNIQUE CELL IDENTIFIER, DO NOT EDIT) def grad\_cam(input\_model, image, category\_index, layer\_name): The function works correctly. The type of cam is also correct (see output below): type(ca… --- ## [The Labs on Coursera are saying "The course \[Generative AI Course\] does not support LTI"](https://community.deeplearning.ai/t/the-labs-on-coursera-are-saying-the-course-generative-ai-course-does-not-support-lti/895666)
**Author:** [@shahwaryasir](https://community.deeplearning.ai/u/shahwaryasir)\ **Replies:** 1\ **Last updated:** [October 13, 2026, 4:57pm UTC](https://community.deeplearning.ai/t/the-labs-on-coursera-are-saying-the-course-generative-ai-course-does-not-support-lti/895666 "2026-10-13T16:57:39Z")
--- ## [AI Career Advice from AI Leaders](https://community.deeplearning.ai/t/ai-career-advice-from-ai-leaders/895575)
**Author:** [@aravindagn](https://community.deeplearning.ai/u/aravindagn)\ **Replies:** 2\ **Last updated:** [October 13, 2026, 3:12pm UTC](https://community.deeplearning.ai/t/ai-career-advice-from-ai-leaders/895575 "2026-10-13T15:12:20Z")
Hi everyone, This post is for anyone looking for advice on building a career in AI. I’ve compiled advice from several AI leaders, and I hope it helps you on your journey. If you have more useful advice, please share it… --- ## [Staff Announcement: All labs on Coursera are temporarily locked](https://community.deeplearning.ai/t/staff-announcement-all-labs-on-coursera-are-temporarily-locked/895451)
**Author:** [@chris.favila](https://community.deeplearning.ai/u/chris.favila)\ **Replies:** 5\ **Last updated:** [October 13, 2026, 2:45pm UTC](https://community.deeplearning.ai/t/staff-announcement-all-labs-on-coursera-are-temporarily-locked/895451 "2026-10-13T14:45:03Z")
Hi everyone! All labs in this course are locked because of an ongoing issue. They will be unlocked as soon as it’s fixed. Note that this is only for the Coursera version of this course. Apologies for the experience. Plea… --- ## [Feature Extraction using DL](https://community.deeplearning.ai/t/feature-extraction-using-dl/895642)
**Author:** [@Vandana\_Tiwari](https://community.deeplearning.ai/u/Vandana_Tiwari)\ **Replies:** 4\ **Last updated:** [October 13, 2026, 11:49am UTC](https://community.deeplearning.ai/t/feature-extraction-using-dl/895642 "2026-10-13T11:49:42Z")
Hi Folks, I am Vandana, a PhD candidate in the field of AI. The research study in my PhD requires multiple important feature extraction, for example different features of a building, which act as important factors in c… --- ## [CRUD ungraded lab outdated](https://community.deeplearning.ai/t/crud-ungraded-lab-outdated/895645)
**Author:** [@Mateus\_Sombra](https://community.deeplearning.ai/u/Mateus_Sombra)\ **Replies:** 2\ **Last updated:** [October 13, 2026, 11:15am UTC](https://community.deeplearning.ai/t/crud-ungraded-lab-outdated/895645 "2026-10-13T11:15:45Z")
Outdated code on first cell: --- ## [Staff Announcement: All Vocareum Labs are under maintenance](https://community.deeplearning.ai/t/staff-announcement-all-vocareum-labs-are-under-maintenance/895461)
**Author:** [@chris.favila](https://community.deeplearning.ai/u/chris.favila)\ **Replies:** 26\ **Last updated:** [October 13, 2026, 10:57am UTC](https://community.deeplearning.ai/t/staff-announcement-all-vocareum-labs-are-under-maintenance/895461 "2026-10-13T10:57:05Z")
Hi everyone! All labs hosted on Vocareum (i.e. labs that use AWS) in this Specialization can’t be completed because of an ongoing issue. This applies to both Coursera and the DeepLearning.AI learning platform. Until it i… --- ## [Downloading of Cheat Sheets](https://community.deeplearning.ai/t/downloading-of-cheat-sheets/895601)
**Author:** [@Joanne\_Guo](https://community.deeplearning.ai/u/Joanne_Guo)\ **Replies:** 5\ **Last updated:** [October 13, 2026, 3:57am UTC](https://community.deeplearning.ai/t/downloading-of-cheat-sheets/895601 "2026-10-13T03:57:50Z")
Hi, I find the cheat sheets for all the module very useful. Is there a place where I can download them for future reference? I have difficulty doing so on the Coursera platform. --- ## [During the first few minutes of the explanation on linear regression, I had questions about the values 15 and -33](https://community.deeplearning.ai/t/during-the-first-few-minutes-of-the-explanation-on-linear-regression-i-had-questions-about-the-values-15-and-33/895566)
**Author:** [@John\_Ramos](https://community.deeplearning.ai/u/John_Ramos)\ **Replies:** 5\ **Last updated:** [October 13, 2026, 2:54am UTC](https://community.deeplearning.ai/t/during-the-first-few-minutes-of-the-explanation-on-linear-regression-i-had-questions-about-the-values-15-and-33/895566 "2026-10-13T02:54:27Z")
So, where do the values ​​of 1.5 or -33.2—which were causing you trouble with the regression numbers the professor used as an example—actually apply? --- ## [How do you relate to AI?](https://community.deeplearning.ai/t/how-do-you-relate-to-ai/895620)
**Author:** [@Will\_Norton](https://community.deeplearning.ai/u/Will_Norton)\ **Replies:** 6\ **Last updated:** [October 13, 2026, 12:16am UTC](https://community.deeplearning.ai/t/how-do-you-relate-to-ai/895620 "2026-10-13T00:16:47Z")
I have been working with AI on a news service project called Cordelia News Service. From this experience, I have found that AI can be a companion so much so that I made her the interactive news host. I’m just wondering … --- ## [Which AI Certification Should I Take Next in 2026?](https://community.deeplearning.ai/t/which-ai-certification-should-i-take-next-in-2026/895515)
**Author:** [@Steven\_Roy](https://community.deeplearning.ai/u/Steven_Roy)\ **Replies:** 1\ **Last updated:** [October 12, 2026, 10:38pm UTC](https://community.deeplearning.ai/t/which-ai-certification-should-i-take-next-in-2026/895515 "2026-10-12T22:38:27Z")
The AI certification landscape is changing quickly, and there are now several interesting options from vendors like Anthropic, AWS, Microsoft, and Google. I’m particularly interested in the newer Anthropic Claude certif… --- ## [GenAI with LLMs | Lab is locked](https://community.deeplearning.ai/t/genai-with-llms-lab-is-locked/895659)
**Author:** [@Bhavanishankar\_Rudhramoorthy](https://community.deeplearning.ai/u/Bhavanishankar_Rudhramoorthy)\ **Replies:** 1\ **Last updated:** [October 12, 2026, 9:00pm UTC](https://community.deeplearning.ai/t/genai-with-llms-lab-is-locked/895659 "2026-10-12T21:00:42Z")
Hi Team, I am currently doing the week-1 of Generative AI with Large Language Models and not able to access the lab to start working on the assignment. I have been seeing the message, “NOTE (Oct-02-26): This lab is temp… --- ## [Labs are locked in coursera Generative AI with Large Language Models](https://community.deeplearning.ai/t/labs-are-locked-in-coursera-generative-ai-with-large-language-models/895648)
**Author:** [@Pascoal\_Nunes](https://community.deeplearning.ai/u/Pascoal_Nunes)\ **Replies:** 2\ **Last updated:** [October 12, 2026, 7:35pm UTC](https://community.deeplearning.ai/t/labs-are-locked-in-coursera-generative-ai-with-large-language-models/895648 "2026-10-12T19:35:32Z")
Hi There ! I need help on unlocking the Labs in coursera Generative AI with Large Language Models course it says “NOTE (Oct-02-26): This lab is temporarily locked. It will be unlocked this coming week.” Thanks in advan… --- ## [RE: 🚀 The Data Engineering Professional Certificate is now available on DeepLearning.AI](https://community.deeplearning.ai/t/re-the-data-engineering-professional-certificate-is-now-available-on-deeplearning-ai/895607)
**Author:** [@Clovis\_R\_Nalon\_Junior](https://community.deeplearning.ai/u/Clovis_R_Nalon_Junior)\ **Replies:** 1\ **Last updated:** [October 12, 2026, 3:14pm UTC](https://community.deeplearning.ai/t/re-the-data-engineering-professional-certificate-is-now-available-on-deeplearning-ai/895607 "2026-10-12T15:14:14Z")
I cant complete my course in coursera, because de lab does’t work. I Finished all lessons but I cant complete the w2 and w4. --- ## [Why Do Some Mobile Apps Fail Even When the Original Idea Seems Promising?](https://community.deeplearning.ai/t/why-do-some-mobile-apps-fail-even-when-the-original-idea-seems-promising/895635)
**Author:** [@Thomas\_Shellby](https://community.deeplearning.ai/u/Thomas_Shellby)\ **Replies:** 0\ **Last updated:** [October 12, 2026, 12:12pm UTC](https://community.deeplearning.ai/t/why-do-some-mobile-apps-fail-even-when-the-original-idea-seems-promising/895635 "2026-10-12T12:12:38Z")
A mobile app can have a polished interface, useful features, and a capable development team yet still struggle to attract and retain users. I think one reason is that building the product and building a sustainable busi… --- ## [What Should You Consider Before Launching Your Own Ride-Hailing Business?](https://community.deeplearning.ai/t/what-should-you-consider-before-launching-your-own-ride-hailing-business/895631)
**Author:** [@Elisa\_cruz](https://community.deeplearning.ai/u/Elisa_cruz)\ **Replies:** 0\ **Last updated:** [October 12, 2026, 10:51am UTC](https://community.deeplearning.ai/t/what-should-you-consider-before-launching-your-own-ride-hailing-business/895631 "2026-10-12T10:51:17Z")
Starting a ride-hailing business can be an interesting opportunity, but how do you compete with established platforms like Lyft and Uber? For new entrepreneurs, the challenge is not just getting an app ready. Driver ava… --- ## [Course 5, Week 1 Assignment 1, Exercise 6](https://community.deeplearning.ai/t/course-5-week-1-assignment-1-exercise-6/895618)
**Author:** [@Ramiz\_Haditalab](https://community.deeplearning.ai/u/Ramiz_Haditalab)\ **Replies:** 3\ **Last updated:** [October 12, 2026, 10:28am UTC](https://community.deeplearning.ai/t/course-5-week-1-assignment-1-exercise-6/895618 "2026-10-12T10:28:17Z")
I am enrolled in the Neural Network and Deep Learning Module, and I am having difficulty completing Exercise 6 of the Assignment 1, Week 1 of Course 5 on “RNN back-propagation”. I do not have any error messages followin… --- ## [M2 Graded Lab question](https://community.deeplearning.ai/t/m2-graded-lab-question/895612)
**Author:** [@Yasamin\_Nouri](https://community.deeplearning.ai/u/Yasamin_Nouri)\ **Replies:** 2\ **Last updated:** [October 12, 2026, 5:55am UTC](https://community.deeplearning.ai/t/m2-graded-lab-question/895612 "2026-10-12T05:55:23Z")
For the M2 Graded lab - I am getting this error for exercise 3: Failed test case: revise\_draft raised AttributeError: ‘NoneType’ object has no attribute ‘choices’. Expected: no exception, but got: ‘NoneType’ object h… --- ## [Need advice in selecting courses switching career from SDE-1 to Junior AI Engineer roles](https://community.deeplearning.ai/t/need-advice-in-selecting-courses-switching-career-from-sde-1-to-junior-ai-engineer-roles/895232)
**Author:** [@Anushri\_Jain](https://community.deeplearning.ai/u/Anushri_Jain)\ **Replies:** 5\ **Last updated:** [October 12, 2026, 12:06am UTC](https://community.deeplearning.ai/t/need-advice-in-selecting-courses-switching-career-from-sde-1-to-junior-ai-engineer-roles/895232 "2026-10-12T00:06:23Z")
I am working as a software engineer - 1 in a software company and did MS in Computer Science from University of Florida. I want to switch towards AI like targeting Junior AI Engineer roles like begineer ones. So, current… --- ## [I can't get link to access the AWS console C1W2](https://community.deeplearning.ai/t/i-cant-get-link-to-access-the-aws-console-c1w2/895619)
**Author:** [@Jiazi\_Wang](https://community.deeplearning.ai/u/Jiazi_Wang)\ **Replies:** 1\ **Last updated:** [October 11, 2026, 8:59pm UTC](https://community.deeplearning.ai/t/i-cant-get-link-to-access-the-aws-console-c1w2/895619 "2026-10-11T20:59:29Z")
I can not get link to access the AWS console C1W3 with the command “cat ../.aws/aws\_console\_url”. My lab id is ssltbyuotdhi. Would you please help me solve this problem? Thanks --- ## [Capstone Project Part 1 lab because the AWS credentials provided by the Coursera lab environment are invalid](https://community.deeplearning.ai/t/capstone-project-part-1-lab-because-the-aws-credentials-provided-by-the-coursera-lab-environment-are-invalid/895613)
**Author:** [@AYUSH\_PANGAONKAR](https://community.deeplearning.ai/u/AYUSH_PANGAONKAR)\ **Replies:** 1\ **Last updated:** [October 11, 2026, 3:32pm UTC](https://community.deeplearning.ai/t/capstone-project-part-1-lab-because-the-aws-credentials-provided-by-the-coursera-lab-environment-are-invalid/895613 "2026-10-11T15:32:49Z")
Main Course Name : Deep Learning.AI Data Engineering module : Data Modeling, Transformation, and Serving Week : Week 4 chapter : Assignment 4: Capstone Project Part 1 - ETL and Data Modeling | Assignment 5: Capstone P… --- ## [AWS console URL is empty — Troubleshooting Database Connectivity on AWS lab](https://community.deeplearning.ai/t/aws-console-url-is-empty-troubleshooting-database-connectivity-on-aws-lab/895614)
**Author:** [@Hafiz\_Isyraf](https://community.deeplearning.ai/u/Hafiz_Isyraf)\ **Replies:** 1\ **Last updated:** [October 11, 2026, 3:31pm UTC](https://community.deeplearning.ai/t/aws-console-url-is-empty-troubleshooting-database-connectivity-on-aws-lab/895614 "2026-10-11T15:31:55Z")
Hi, I’m unable to access the AWS console for the Troubleshooting Database Connectivity on AWS lab. Running the following command in the Coursera lab terminal produces no visible output: cat /home/coder/.aws/aws\_console… --- ## ["OM" acronym](https://community.deeplearning.ai/t/om-acronym/895538)
**Author:** [@Alex\_Stojimirovic](https://community.deeplearning.ai/u/Alex_Stojimirovic)\ **Replies:** 1\ **Last updated:** [October 10, 2026, 8:33pm UTC](https://community.deeplearning.ai/t/om-acronym/895538 "2026-10-10T20:33:59Z")
what does “OM” acronym in Andrew Ng Agentic AI course, Module 2 stand for ? It has not been introduced prior to its first use “Orchestration Model” ? --- ## [Introduction to Data Engineering](https://community.deeplearning.ai/t/introduction-to-data-engineering/895604)
**Author:** [@nico1005](https://community.deeplearning.ai/u/nico1005)\ **Replies:** 1\ **Last updated:** [October 10, 2026, 6:58pm UTC](https://community.deeplearning.ai/t/introduction-to-data-engineering/895604 "2026-10-10T18:58:17Z")
I can’t complete lab for week 2 of “Introduction to Data Engineering”. Command \`\`bash cat ../.aws/aws\_console\_url \`\`\` returns empty. I can’t finish the course. What is the issue here? --- ## [AWS Console URL is empty for all the practice labs and assignment labs](https://community.deeplearning.ai/t/aws-console-url-is-empty-for-all-the-practice-labs-and-assignment-labs/886273)
**Author:** [@shobhit.singhal](https://community.deeplearning.ai/u/shobhit.singhal)\ **Replies:** 3\ **Last updated:** [October 10, 2026, 6:57pm UTC](https://community.deeplearning.ai/t/aws-console-url-is-empty-for-all-the-practice-labs-and-assignment-labs/886273 "2026-10-10T18:57:36Z")
I started facing this problem from somewhere in course 2, facing this problem for all practice/assignment labs in course 2 and course 3. Filled the form twice but not sure whether that will fix the problem for all labs … [Next page](https://community.deeplearning.ai/latest.md?page=1)