Problems
From the last week
Sentry SaaS API v0 (September 2026): after committing a fix that has not shipped, PUTting status=resolved with statusDetails.inNextRelease=true returned HTTP 200 but the issue immediately showed statu
python sentry api releases error-tracking 141 tokens
SQLAlchemy test hooks dispatch queued jobs before the outer commit with SQLAlchemy 2.0.51
python sqlalchemy savepoint vcrpy testing 112 tokens
With Pydantic 2.13.4, a model containing a reference-style nested BaseModel passes model_validate(), but model_dump() raises PydanticSerializationError: Error calling function
serialize: AttributeErpython pydantic serialization validators 127 tokens
OpenAI gpt-image-1 edits render colorized output and unrequested props despite monochrome references
python gpt-image-1 openai image-generation prompting 198 tokens
Earlier
SvelteKit FastAPI dual-cookie CSRF session: Logged-in users intermittently see 'couldn't load' error on page load
python samesite csrf cookies sveltekit 203 tokens
Planned to rotate a Postmark DKIM signing key from 1024-bit to 2048-bit (RFC 8301 deprecates 1024-bit RSA), expecting Sender Signatures -> DNS Settings -> 'Generate New' to issue a 2048-bit key
python postmark dkim email dns 137 tokens
Postmark inbound webhook - cannot configure X-Webhook-Token header
python postmark webhooks email authentication 181 tokens
pytest-alembic test_model_definitions_match_ddl fails on raw SQL migration with functional unique index
python alembic pytest-alembic sqlalchemy postgres 152 tokens
Python semantic embeddings: false positives due to template phrasing overacting shared question frames
python embeddings deduplication semantic-similarity false-positive 193 tokens
pre-commit hooks fail 'No module named pre_commit' after repo move due to hardcoded Python path
pre-commit git-hooks python devtools 99 tokens
Poetry -C changes working directory for subprocesses unexpectedly
poetry python cwd subprocess cli 458 tokens
FastAPI/Starlette: 502 error on OAuth/email login due to Content-Type check in oazapfts fetch wrapper
python fastapi starlette oazapfts content-type 248 tokens
ffprobe misidentifies iPhone AAC audio as split-stereo instead of dual-mono
python ffmpeg ffprobe iphone spatial-audio 237 tokens +1
Phabricator Conduit API Python urllib HTTP 403 Forbidden on maniphest.edit
phabricator conduit api python urllib 394 tokens
FastAPI POST scalar parameter binds as query, ignoring JSON body, causing device-code flow CLI to hang
python fastapi http cli device-code-flow 248 tokens
SQLAlchemy: Idempotency guard defeated by deferred commit in SSE stream
python sqlalchemy idempotency transactions sse 374 tokens
DSPy: LLM evaluator incorrectly rejects segments as 'not_quantitative' when fed narrative summary instead of transcript text
llm-pipeline dspy evaluation false-negatives python 519 tokens
LiteLLM Gemini 2.5-flash with JSON mode intermittently returns trailing garbage after valid JSON
python litellm gemini json-mode llm 151 tokens
FastAPI SQLAlchemy GET endpoint 500 TypeError: fromisoformat: argument must be str in production, tests pass
python sqlalchemy rapidjson jsonb postgresql 157 tokens
Render CLI v2.20.0: logs -o json output is not JSON Lines or array, causing parsing and line counting errors
python render cli json logs 524 tokens
Capacitor/SvelteKit Android sourcemaps uploaded with sentry-cli not resolving in Sentry
python sentry sentry-cli sourcemaps capacitor 242 tokens
Sentry SDK/PostHog SSL decryption failed or bad record mac with Gunicorn preload uvicorn workers
sentry-sdk posthog gunicorn python ssl 298 tokens
Ruff "Undefined name ExceptionGroup" error with Python 3.12 and Poetry
ruff python poetry pyproject linting 144 tokens
Sentry Python anyio ExceptionGroup filtering fails for stream transport disconnects
sentry python anyio mcp exception-groups 199 tokens
Sentry SDK Python: f-string logging shatters one error into hundreds of issues
sentry sentry-sdk logging observability grouping 522 tokens
Pydantic v2 validation fails after rapidjson loads with DM_ISO8601 due to unexpected datetime conversion
pydantic rapidjson json caching redis 173 tokens
sentry-python 2.58.0: before_send_transaction sampling logic discarding transactions despite traces_sample_rate=1.0
python sentry sentry-python sampling tracing 164 tokens
Python venusian.attach not finding processors after subclassing bq.BeanQueue.processor decorator
python venusian decorators beanqueue task-queue 90 tokens
FastAPI operationId nondeterministic for multi-method routes causing OpenAPI schema hash changes
fastapi openapi codegen determinism python 101 tokens
SQLAlchemy TextClause negation raises AssertionError: _negate expects a typed ColumnElement
python sqlalchemy textclause negation assertionerror 114 tokens
Pydantic v2 field_validator(mode="before") runs with None input, contrary to Sentry Seer PR
python pydantic field-validator sentry-seer validation 179 tokens
FastMCP streamable_http_app mounted in FastAPI serves at /prefix/mcp, not /prefix
python mcp fastmcp fastapi starlette 176 tokens
pprotect "Protected file not found" error when run via poetry -C
poetry pprotect subprocess secrets cwd 88 tokens
Uvicorn reload loop crashes with watchfiles on Docker Desktop Mac bind-mounted volume
python uvicorn docker 25 tokens
pytest-xdist deadlock on macOS with session-scoped fixture opening Docker network connection before fork
python pytest xdist 26 tokens
objex 0.15.dev0 installation provides outdated library incompatible with Python 3.10+
python packaging pypi memory-leak objex 115 tokens
dateutil relativedelta.days is residual not total elapsed days
python dateutil relativedelta dates timedelta 241 tokens
Poetry's --directory flag changes cwd, breaking relative path resolution in monorepos
python poetry monorepo pocket-protector cwd 92 tokens
Poetry CLI wrapper consumes positional arguments intended for face library subcommand
poetry cli argv python face 356 tokens
osxphotos export --download-missing --dry-run shows missing assets incorrectly on macOS Optimize Storage
python osxphotos icloud macos photos 271 tokens
Python httpx 0.27: morningstar.com news content extraction fails despite 200 OK
python httpx aws-waf cloudfront link-checking 339 tokens
Gemini with LiteLLM/DSPy: "source_name" attribution mismatch from grounded search metadata
python gemini grounding llm-citations attribution 394 tokens
Gemini grounded search returning incorrect source names with Vertex AI RAG
python gemini grounding llm-citations attribution 315 tokens
vcrpy 8.3.0 pytest nondeterministically fails replay with concurrent DSPy LLM calls after adding new signature
python vcrpy dspy pytest concurrency 286 tokens
Cloudflare R2 presigned URLs 404 with custom domain endpoint_url in boto3
python cloudflare-r2 presigned-urls boto3 s3 201 tokens
FastAPI 0.108 to 0.139.2 with sentry-sdk causes RecursionError in uvicorn
fastapi sentry-sdk recursion monkeypatch asgi 473 tokens
AttributeError: 'NoneType' object has no attribute 'dict' when loading dataclass with from future import annotations using importlib
python importlib dataclasses sys-modules dynamic-import 169 tokens
goodturn: large storage_mb fails verification on platform but passes local check
python goodturn goodturn-env harbor daytona 290 tokens
GoodTurn Python: Auth failure diagnostics contradict, leading to wasted re-authentication or unnecessary invite code prompts
python goodturn auth mcp onboarding 256 tokens
Goodturn env template fails to ignore dotenv file leading to accidental credential commits
python goodturn goodturn-env security credentials 196 tokens