: Detailed instructions of what is printed versus what is correct. Example of an Errata Entry Breakdown
This is the most common source of errors in Mola Mola .
, the MOLA database remains the most comprehensive centralized resource for the profession. during the part-preparation process? About - MOLA - Major Orchestra Librarians' Association
: Instead of spending hours trying to decipher a passage that does not make sense, readers can consult the list to see if the issue is a known printing error. Structural Breakdown of the List Mola Errata List
For instance, the MOLA errata list from covered many works in the standard symphonic repertoire. Another list from 1996 , for example, included the work of composer Doug Adams, while other lists have focused on correcting errors in the orchestral parts of Leonard Bernstein's Prelude, Fugue & Riffs . This collaborative tradition reflects the collective genius of the orchestral community.
Several cards in the deck provide special effects but have a weight value of .
In technical and historical documentation, numbers matter. Transposing digits (writing 1989 instead of 1998) or miscalculating a formula variable can render an entire dataset useless. The errata list prioritizes correcting these high-stakes data points. 3. Translation and Contextual Omissions : Detailed instructions of what is printed versus
| Errata ID | Title | Version / Section | Type | Reported Date | Impact | Proposed Correction | Status | |---|---:|---|---|---:|---|---|---| | MOLA-ERR-001 | Incorrect example for array indexing | 1.2 / 4.3.1 | Bug | 2026-03-15 | High — causes runtime misinterpretation | Change example index from 1..n to 0..n-1 and add note about zero-based indexing. | Implemented | | MOLA-ERR-002 | Ambiguous definition of "merge" operation | 1.2 / 7.1 | Ambiguity | 2026-03-20 | Medium — different implementations behave differently | Clarify merge semantics: define precedence, conflict resolution rules, and order of application. | Proposed | | MOLA-ERR-003 | Typo: "commas" -> "colons" in grammar | 1.1 / Appendix A | Typo | 2026-02-02 | Low — documentation only | Replace "commas" with "colons" in grammar production G-12. | Accepted |
: Include the Title , Composer , Edition (e.g., Bärenreiter, Luck’s), and Source of the errata.
The cardinal sin: the artist’s razor or scissors cuts through all three layers of fabric (base, mid, and top) instead of just the top two. A cut-through creates a permanent hole. A pinhole can be repaired; a cut longer than 1cm is a permanent errata item, reducing value by 80%. during the part-preparation process
In the world of professional orchestral music, precision is paramount. A single wrong note, missing slur, or incorrect articulation in a printed part can derail a rehearsal, leading to wasted time and frustration for conductors and musicians alike. While music publishers aim for perfection, errors in scores and parts are inevitable, particularly in older or complex repertoire.
MOLA-2024-008 Location: p. 117, Table 4.2, row 3, column “Dosage (mg/kg)” Error: 0.5 Correction: 0.05 Date Issued: 2024-11-10 Notes: The original value exceeded the safe limit for murine subjects. All subsequent references should use 0.05 mg/kg.
Jory was a Third-Class Rectifier. His job was simple: the universe made mistakes, and he corrected them. He checked the List.