René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Preferences not validating inputs","articleBody":"### Most appropriate sub-area of Processing 4?\n\nPDE\n\n### Processing version\n\n4.5.x\n\n### Operating system\n\nall of them\n\n### Bug description\n\nWhen going into the advanced preferences section, if you enter invalid inputs, the application will crash.\nIn order to fix this, you have to delete \n\nHere is an example:\neditor.tabs.size=2/\n\nI accidentally typed in a \"/\" and the program crashed. But deleting that entry from `preferences.txt` fixed it.\n\n### Steps to reproduce this\n\n1. Go to advanced settings\n\n2. Go to a text field input (like tab size) and enter non-numeric input\n\n3. This will create a parse error and crash the application\n\n\n### snippet\n\n```processing\n\n// Paste your code below :)\n\nvoid setup() {\n\n}\n\nvoid draw() {\n\n}\n```\n\n\n### Additional context\n\n_No response_\n\n### Would you like to work on the issue?\n\nYes, I’d like to help with this","author":{"url":"https://github.com/catilac","@type":"Person","name":"catilac"},"datePublished":"2026-01-26T15:10:39.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/1388/processing4/issues/1388"}