For some reason, Revision Clouds insist on mapping to Layer 0 in ACAD, even though the mapping file is set to export to a REV layer.

Any ideas what would cause this. Is this a bug?

Here is a copy of my mapping file for reference;

[Version]

SW990001

[Layers]

0 = 0, 0

P-OBJECT = 6, 1

P-HIDDEN = 5, 2

P-CENTER = 3, 7

P-DIM = -2, 6

P-TEXT = 4, 1

P-HATCH = 8, 8

P-REF = 9, 9

P-PHANTOM = 1, 9

P-DASHED = 252, 14

P-TANGENT = 252, 9

P-WELDS = 30, 3

P-BLOCK = 51, -2

P-REV = 1, -2

[Entities]

Geometry [0] = BYLAYER, BYLAYER, P-OBJECT

Hidden Lines [15] = BYLAYER, BYLAYER, P-HIDDEN

Center Lines [14] = BYLAYER, BYLAYER, P-CENTER

Dimensions [1] = BYLAYER, BYLAYER, P-DIM

Notes [2] = BYLAYER, BYLAYER, P-TEXT

Bill of Materials [12] = BYLAYER, BYLAYER, P-TEXT

Table Annotation [28] = BYLAYER, BYLAYER, P-TEXT

Multi-Jog Leaders [23] = BYLAYER, BYLAYER, P-DIM

Geometric Tolerances [3] = BYLAYER, BYLAYER, P-DIM

Section Lines [5] = BYLAYER, BYLAYER, P-DIM

Detail Circles [6] = BYLAYER, BYLAYER, P-DIM

Symbols [7] = BYLAYER, BYLAYER, P-TEXT

Cosmetic Threads [11] = BYLAYER, BYLAYER, P-HIDDEN

Blocks [13] = BYLAYER, BYLAYER, P-BLOCK

Sketch Lines [16] = BYLAYER, BYLAYER, P-OBJECT

Crosshatching [17] = BYLAYER, BYLAYER, P-HATCH

Detail Border [18] = BYLAYER, BYLAYER, P-DIM

Tangent Lines [19] = BYLAYER, BYLAYER, P-TANGENT EDGE

User - Center [22] = BYLAYER, BYLAYER, P-CENTER

User - Phantom [21] = BYLAYER, BYLAYER, P-PHANTOM

User - Dashed [20] = BYLAYER, BYLAYER, P-DASHED

Datum Tags [8] = BYLAYER, BYLAYER, P-DIM

Datum Targets [9] = BYLAYER, BYLAYER, P-DIM

Weld Beads [30] = BYLAYER, BYLAYER, P-WELDS

Block Instance [26] = BYLAYER, BYLAYER, P-BLOCK

Break Lines [25] = BYLAYER, BYLAYER, P-DIM

Center Marks [4] = BYLAYER, BYLAYER, P-CENTER

Weld Symbols [10] = BYLAYER, BYLAYER, P-DIM

Dowel Pin Symbols [24] = BYLAYER, BYLAYER, P-DIM

Centerline [27] = BYLAYER, BYLAYER, P-CENTER

Hole Table Origin [29] = BYLAYER, BYLAYER, P-DIM

Bounding box [31] = BYLAYER, BYLAYER, P-REF

Revision Cloud [32] = BYLAYER, BYLAYER, P-REV

[Colors]

0 -> 0

16755027 -> 155

0 -> 0

0 -> 0

12615808 -> 185

0 -> 0

13948116 -> 9

11316396 -> 252

7237230 -> 251

6250335 -> 251

0 -> 0

16777215 -> 7

0 -> 0

255 -> 1

0 -> 0

15717067 -> 253

15717067 -> 0

14921892 -> 252