Public trackerCorpus refreshed Aug 12, 2026 · Latest decision Aug 11, 2026Public incidents are risk signals, not usage-adjusted rates
HomeCasesDarrin L. Johnson, Jr. v. Nationstar Mortgage, LLC, et al.
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Corpus matter record

Darrin L. Johnson, Jr. v. Nationstar Mortgage, LLC, et al.

D. Maryland · Apr 30, 2026 · Julie R. Rubin

Direct answer

What happened in this matter?

The court denied the plaintiff's motion for a preliminary injunction and issued a formal admonition regarding the use of AI-generated, hallucinated legal citations. The court explicitly warned that future filings containing fabricated authorities may result in an order to show cause why Rule 11 sanctions should not be imposed.

Why the court cared
The court reasoned that while pro se litigants are granted latitude, they remain accountable for the accuracy of their filings under Rule 11. The court determined that the cited case did not exist in the Westlaw database and concluded it was likely the product of AI hallucination. The court exercised its discretion to issue a warning rather than an immediate show cause order, citing the need for extra care in sua sponte sanctions.
Why it matters now
This case illustrates judicial oversight of pro se filings involving AI-generated hallucinations. It highlights the court's preference for issuing formal warnings to pro se litigants regarding citation accuracy before escalating to formal Rule 11 show cause proceedings.

Why this matter is tracked

In a mortgage foreclosure dispute, the pro se plaintiff filed a motion for a preliminary injunction, citing a non-existent case to support the claim that home loss constitutes irreparable harm. The court identified the citation as a likely AI-generated hallucination. While the court denied the motion for failure to meet the standard for injunctive relief, it declined to issue a formal Rule 11 show cause order at this time. However, the court issued a formal admonition, warning the plaintiff that future reliance on hallucinated authorities or similar conduct could result in the court exercising its discretion to issue an order to show cause regarding potential Rule 11 sanctions.

Operational lesson

This case illustrates judicial oversight of pro se filings involving AI-generated hallucinations. It highlights the court's preference for issuing formal warnings to pro se litigants regarding citation accuracy before escalating to formal Rule 11 show cause proceedings.

Record details

MarylandSingle-state evidence scope
Explore MDOpen its source-linked jurisdiction page and related matters.
CourtD. Maryland
Recorded decision-makerJulie R. Rubin · United States District Judge
Jurisdictionfederal
Circuit4th Circuit
DateApr 30, 2026
GE
AI toolGenerative artificial intelligence (e.g., ChatGPT, Gemini, etc.)
Party typePro Se Litigant
OutcomeMotion for preliminary injunction denied; formal judicial admonition issued regarding AI-generated citations.
Known amountNot recorded
Professional sanctionNo
Attribution boundary

What the record establishes about AI use

implied

The court identified the citation as likely derived from generative AI tools.

Procedural posture

Memorandum Opinion and Order denying Plaintiff's Motion for Preliminary Injunction.

Correction behavior

Correction behavior is not separately verified in the current record.

Tracked discrepancy record

1 citation, quotation, or authority issues are recorded in the source dataset.

  1. Fabricated: Case Law | Plaintiff cited a non-existent case for the proposition that loss of one's home is irreparable; the court could not locate the opinion and identified the citation as likely AI-generated.

Questions this record answers

What happened in Darrin L. Johnson, Jr. v. Nationstar Mortgage, LLC, et al.?
The court denied the plaintiff's motion for a preliminary injunction and issued a formal admonition regarding the use of AI-generated, hallucinated legal citations. The court explicitly warned that future filings containing fabricated authorities may result in an order to show cause why Rule 11 sanctions should not be imposed.
Why does Darrin L. Johnson, Jr. v. Nationstar Mortgage, LLC, et al. matter for legal AI risk?
This case illustrates judicial oversight of pro se filings involving AI-generated hallucinations. It highlights the court's preference for issuing formal warnings to pro se litigants regarding citation accuracy before escalating to formal Rule 11 show cause proceedings.
What does the public record establish about Darrin L. Johnson, Jr. v. Nationstar Mortgage, LLC, et al.?
The record summarizes the outcome described in the linked public source. The recorded document is hosted in the upstream publisher archive. This page is not a substitute for the complete docket, subsequent history, or jurisdiction-specific advice.
Which source supports this Darrin L. Johnson, Jr. v. Nationstar Mortgage, LLC, et al. summary?
The recorded source is Damien Charlotin case archive. It is classified as publisher document archive; review the linked material and subsequent docket history before relying on this summary.

Related matters

Related by court, jurisdiction, tool, or classified failure pattern. Similarity does not imply the same facts or outcome.