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figma-advanced-troubleshooting【数据与研究】Deep debugging for Figma API issues: network analysis, response inspection, and support escalation. Use when standard troubleshooting fails, diagnosing intermittent failures, or preparing detailed evidence for Figma support. Trigger with phrases like "figma hard bug", "figma mystery error", "figma deep debug", "figma intermittent failure", "figma sup…
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name: figma-advanced-troubleshooting description: 'Deep debugging for Figma API issues: network analysis, response inspection, and support escalation.
Use when standard troubleshooting fails, diagnosing intermittent failures,
or preparing detailed evidence for Figma support.
Trigger with phrases like "figma hard bug", "figma mystery error",
"figma deep debug", "figma intermittent failure", "figma support ticket".
' allowed-tools: Read, Grep, Bash(curl:), Bash(node:) version: 1.6.0 license: MIT author: Jeremy Longshore jeremy@intentsolutions.io tags:
Deep debugging techniques for complex Figma REST API issues that resist standard error handling: intermittent failures, unexpected response shapes, rate limit edge cases, and large file timeouts.
curl with verbose mode for network inspection# Full HTTP request/response trace for a Figma API call
curl -v -H "X-Figma-Token: ${FIGMA_PAT}" \
"https://api.figma.com/v1/files/${FIGMA_FILE_KEY}?depth=1" 2>&1 \
| tee figma-debug-trace.txt
# Extract key diagnostic info:
# - TLS version and cipher
# - Response status and headers
# - Timing breakdown
curl -w "
DNS: %{time_namelookup}s
Connect: %{time_connect}s
TLS: %{time_appconnect}s
TTFB: %{time_starttransfer}s
Total: %{time_total}s
Size: %{size_download} bytes
Status: %{http_code}
" -s -o /dev/null \
-H "X-Figma-Token: ${FIGMA_PAT}" \
"https://api.figma.com/v1/files/${FIGMA_FILE_KEY}?depth=1"
// Figma API responses can be unexpectedly shaped when:
// - File is empty or newly created
// - Nodes have been deleted between requests
// - Plugin data is corrupted
function validateFileResponse(data: any): string[] {
const issues: string[] = [];
if (!data.document) issues.push('Missing document root');
if (!data.document?.children?.length) issues.push('Document has no pages');
if (typeof data.name !== 'string') issues.push('Missing file name');
if (!data.version) issues.push('Missing version field');
// Check for null nodes (deleted between list and fetch)
if (data.nodes) {
for (const [id, node] of Object.entries(data.nodes)) {
if (node === null) issues.push(`Null node: ${id} (deleted or invisible)`);
}
}
// Check images response for null renders
if (data.images) {
for (const [id, url] of Object.entries(data.images)) {
if (url === null) issues.push(`Image render failed for node: ${id}`);
}
}
return issues;
}
// Problem: Figma rate limits are per-user, per-minute, but the exact
// limit is not published and varies by plan tier and seat type.
// Diagnostic: measure your actual limit by counting successful requests
async function measureRateLimit(token: string): Promise<{
requestsMade: number;
firstRateLimitAt: number | null;
retryAfter: number | null;
}> {
let count = 0;
let rateLimitAt: number | null = null;
let retryAfter: number | null = null;
// Make requests until rate limited (use a read-only endpoint)
while (count < 200) {
const res = await fetch('https://api.figma.com/v1/me', {
headers: { 'X-Figma-Token': token },
});
if (res.status === 429) {
rateLimitAt = count;
retryAfter = parseInt(res.headers.get('Retry-After') || '0');
break;
}
count++;
// Small delay to avoid instant burst
await new Promise(r => setTimeout(r, 100));
}
return { requestsMade: count, firstRateLimitAt: rateLimitAt, retryAfter };
}
// Large Figma files (1000+ components) can cause:
// - Response timeouts (>30s)
// - Memory issues (100+ MB JSON)
// - Rate limits from repeated retries
// Strategy: chunk the file by page
async function fetchLargeFileSafely(fileKey: string, token: string) {
// 1. Get file metadata with depth=1 (just pages, not children)
const meta = await fetch(
`https://api.figma.com/v1/files/${fileKey}?depth=1`,
{ headers: { 'X-Figma-Token': token } }
).then(r => r.json());
console.log(`File: ${meta.name}, Pages: ${meta.document.children.length}`);
// 2. Fetch each page's content individually
const results = [];
for (const page of meta.document.children) {
console.log(`Fetching page: ${page.name} (${page.id})`);
const pageData = await fetch(
`https://api.figma.com/v1/files/${fileKey}/nodes?ids=${page.id}`,
{ headers: { 'X-Figma-Token': token } }
).then(r => r.json());
results.push({ pageId: page.id, pageName: page.name, data: pageData });
// Respect rate limits between page fetches
await new Promise(r => setTimeout(r, 500));
}
return results;
}
## Figma API Support Request
**Account email:** [your-email]
**Plan tier:** [Starter/Professional/Organization/Enterprise]
**Endpoint:** [e.g., GET /v1/files/:key]
**File key:** [file key, not sensitive]
### Issue Description
[1-2 sentences describing the problem]
### Reproduction Steps
1. Call `GET https://api.figma.com/v1/files/FILE_KEY?depth=1`
2. Observe: [expected vs actual behavior]
### Diagnostic Data
- HTTP status: [status code]
- Response headers: [relevant headers, especially rate limit]
- Response time: [from curl timing]
- Frequency: [every time / intermittent / specific conditions]
### Request/Response (redacted)
curl -v -H "X-Figma-Token: [REDACTED]"
"https://api.figma.com/v1/files/FILE_KEY?depth=1"
HTTP/2 [status] x-figma-rate-limit-type: [value] retry-after: [value]
### Environment
- Node.js: [version]
- OS: [os]
- Region: [your server region]
- Behind proxy: [yes/no]
| Issue | Diagnostic | Solution |
|---|---|---|
| Intermittent 500s | Track frequency and timing | Log every request; report pattern to Figma |
| Slow responses | curl timing breakdown | Check if DNS/TLS is the bottleneck |
| Null image renders | Validate node visibility | Check node opacity and visibility in Figma |
| Memory crash | Large file JSON | Use depth=1 + per-page /nodes calls |
A sync that "randomly fails" — verbose inspection (Step 1) shows it's not random:
curl -sv -H "X-Figma-Token: ${FIGMA_PAT}" \
"https://api.figma.com/v1/files/${FIGMA_FILE_KEY}?depth=1" 2>&1 \
| /usr/bin/grep -E '^< (HTTP|retry-after|x-)'
< HTTP/2 429
< retry-after: 47
The failures cluster at the top of each hour — a cron thundering herd, not flakiness. Fix per Step 3 (jitter + honor Retry-After).
A "works for small files, breaks for the design system" report is usually payload size — Step 4:
curl -s -o /dev/null -w '%{size_download}\n' -H "X-Figma-Token: ${FIGMA_PAT}" \
"https://api.figma.com/v1/files/${FIGMA_FILE_KEY}"
# 48731210 ← 48 MB full tree; switch to ?depth=1 + /nodes?ids=
Escalation packet for Figma support: references/support-escalation-template.md.
For load testing, see figma-load-scale.