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Browse the available guides below.Xcode: signing requires a development team Xcode: no provisioning profiles were found Xcode: simulator runtime is not available Xcode “No such module”: inspect the target dependency Xcode: bundle identifier cannot be registered Xcode “Multiple commands produce” the same output Xcode app crashes: Library not loaded Xcode cannot run on iPhone: enable Developer Mode Xcode Cloud cannot resolve Swift package dependencies Xcode SwiftUI preview failed to build Xcode archive missing dSYM files Xcode uploaded build missing from TestFlight Xcode “framework not found” during linking Xcode “linker command failed with exit code 1”Xcode “SwiftCompile failed with a nonzero exit code”Xcode “Build input file cannot be found”Xcode app failed to install on iPhone Xcode tests do not run or test target is missing xcodebuild cannot find a matching destination Xcode signing certificate or private key missing Xcode Cloud build failed while local build succeeds Xcode XCFramework signature invalid or untrusted Reset Swift package caches in Xcode safely SwiftPM clean vs reset: choose the right cleanup Debug a Swift package dependency that will not resolve Resolve a Package.resolved merge conflict without random upgrades Clear a CocoaPods cache for one pod CocoaPods clean install and Pods project regeneration CocoaPods cannot find a specification for a pod Debug a CocoaPods pod install failure with verbose output MySQL “Access denied for user”: check the account, reset the password AirDrop not working? Check these settings Homebrew “Cannot install on ARM in Intel prefix”: use /opt/homebrew iPhone Bluetooth not connecting? Fix pairing Homebrew “brew: command not found”: finish the PATH setup “Cannot read properties of undefined”: trace the value, fix the producer MySQL “Can't connect through socket”: start the server Command PhaseScriptExecution failed with a nonzero exit code: find the failing script PostgreSQL “Connection refused”: start the server, then read its log Python “Could not build wheels”: upgrade pip, install build tools Git “Could not resolve host”: fix DNS before credentials PostgreSQL “database does not exist”: list, create, connect with -d “docker-compose: command not found”: switch to Compose v2 Flutter “doctor found issues”: fix the Android toolchain Homebrew “detected dubious ownership”: mark the prefix safe Android “Duplicate class found in modules”: exclude the transitive copy Node.js EADDRINUSE “address already in use”: free the port Android emulator “process has terminated”: cold boot the AVD Python “externally-managed-environment”: use a virtual environment Face ID not working? Reset it properly Flutter “command not found”: add the SDK to your PATH iMessage not working or stuck on Waiting for Activation?Node.js “Cannot use import statement outside a module”: pick a module system iPhone battery draining fast? Change these settings iPhone running slow? Speed it up with these settings iPhone Storage Full? Free up space without deleting photos Flutter “requires a newer version of the Kotlin Gradle plugin”: bump it Git “LF will be replaced by CRLF”: normalize line endings deliberately Git “local changes would be overwritten”: stash before you pull Android “Manifest merger failed”: resolve it with merge markers Android “Minimum supported Gradle version”: update the wrapper Python “No module named”: install it into the right interpreter Homebrew “No available formula”: update, then check the name CocoaPods “could not find compatible versions”: align the constraints Docker “no matching manifest for linux/arm64”: run the right architecture Flutter “No pubspec.yaml found”: run from the project root Docker “no space left on device”: reclaim disk deliberately Git “no tracking information”: set the upstream branch Git “fatal: not a git repository”: get into the right directory Notifications silenced on iPhone? It is Focus mode npm ERR! code EACCES: fix global installs without sudo npm ERR! code EAI_AGAIN: reach the registry before fixing packages PostgreSQL “password authentication failed”: reset the password, check pg_hba PostgreSQL “Peer authentication failed”: match the OS user or use passwords Homebrew “Permission denied” on install: fix prefix ownership Docker “permission denied” on the daemon socket: join the docker group iPhone Personal Hotspot not working or missing?Python “pip: command not found”: bootstrap it with ensurepip Git “Please tell me who you are”: set your identity The 'Pods-Runner' target has transitive dependencies that include statically linked binaries: align the linkage MySQL “Public Key Retrieval is not allowed”: upgrade the client or use SSL Docker “pull access denied”: check the name, then log in Git “remote origin already exists”: repoint instead of re-adding PostgreSQL “role does not exist”: create the role or pass -U CocoaPods “sandbox is not in sync”: run pod install after lockfile changes Android “SDK location not found”: set ANDROID_HOME or sdk.dir building for iOS Simulator, but linking in object file built for iOS: get a simulator slice Git “src refspec does not match any”: push a branch that exists Module compiled with Swift X cannot be imported by the Swift Y compiler: rebuild or get a stable module MySQL “Too many connections”: kill the idle ones, fix pooling Python “unicodeescape codec can't decode”: use a raw string for paths MySQL “Unknown database”: create it with the right charset Git “refusing to merge unrelated histories”: join histories on purpose Flutter “waiting for another flutter command”: clear the stale lock iPhone Wi-Fi keeps disconnecting? Fix it “xcodebuild requires Xcode”: fix the active developer directory