As requested, here is the output of fsutil reparsepoint query for the example files:
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST #109.jpg'
Error:  The file or directory is not a reparse point.
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST #118.JPG'
Reparse Tag Value : 0xa000000c
Tag value: Microsoft
Tag value: Name Surrogate
Tag value: Symbolic Link
Reparse Data Length: 0x00000248
Reparse Data:
0000:  18 01 24 01 00 00 18 01  00 00 00 00 5c 00 5c 00  ..$.........\.\.
0010:  68 00 6f 00 72 00 73 00  74 00 73 00 69 00 67 00  h.o.r.s.t.s.i.g.
0020:  6e 00 73 00 2e 00 6c 00  6f 00 63 00 61 00 6c 00  n.s...l.o.c.a.l.
0030:  5c 00 44 00 65 00 6e 00  76 00 65 00 72 00 41 00  \.D.e.n.v.e.r.A.
0040:  72 00 63 00 68 00 69 00  76 00 65 00 5c 00 44 00  r.c.h.i.v.e.\.D.
0050:  65 00 6e 00 76 00 65 00  72 00 20 00 44 00 61 00  e.n.v.e.r. .D.a.
0060:  74 00 61 00 20 00 41 00  72 00 63 00 68 00 69 00  t.a. .A.r.c.h.i.
0070:  76 00 65 00 5c 00 68 00  6f 00 72 00 73 00 74 00  v.e.\.h.o.r.s.t.
0080:  73 00 69 00 67 00 6e 00  73 00 2e 00 6c 00 6f 00  s.i.g.n.s...l.o.
0090:  63 00 61 00 6c 00 2d 00  64 00 65 00 6e 00 76 00  c.a.l.-.d.e.n.v.
00a0:  65 00 72 00 64 00 61 00  74 00 61 00 2d 00 64 00  e.r.d.a.t.a.-.d.
00b0:  65 00 6e 00 76 00 65 00  72 00 5c 00 44 00 65 00  e.n.v.e.r.\.D.e.
00c0:  6e 00 76 00 65 00 72 00  20 00 46 00 69 00 6e 00  n.v.e.r. .F.i.n.
00d0:  69 00 73 00 68 00 65 00  64 00 20 00 50 00 72 00  i.s.h.e.d. .P.r.
00e0:  6f 00 64 00 75 00 63 00  74 00 20 00 50 00 68 00  o.d.u.c.t. .P.h.
00f0:  6f 00 74 00 6f 00 73 00  5c 00 42 00 69 00 67 00  o.t.o.s.\.B.i.g.
0100:  20 00 52 00 69 00 67 00  73 00 5c 00 5a 00 53 00   .R.i.g.s.\.Z.S.
0110:  54 00 20 00 23 00 31 00  31 00 38 00 2e 00 4a 00  T. .#.1.1.8...J.
0120:  50 00 47 00 5c 00 3f 00  3f 00 5c 00 55 00 4e 00  P.G.\.?.?.\.U.N.
0130:  43 00 5c 00 68 00 6f 00  72 00 73 00 74 00 73 00  C.\.h.o.r.s.t.s.
0140:  69 00 67 00 6e 00 73 00  2e 00 6c 00 6f 00 63 00  i.g.n.s...l.o.c.
0150:  61 00 6c 00 5c 00 44 00  65 00 6e 00 76 00 65 00  a.l.\.D.e.n.v.e.
0160:  72 00 41 00 72 00 63 00  68 00 69 00 76 00 65 00  r.A.r.c.h.i.v.e.
0170:  5c 00 44 00 65 00 6e 00  76 00 65 00 72 00 20 00  \.D.e.n.v.e.r. .
0180:  44 00 61 00 74 00 61 00  20 00 41 00 72 00 63 00  D.a.t.a. .A.r.c.
0190:  68 00 69 00 76 00 65 00  5c 00 68 00 6f 00 72 00  h.i.v.e.\.h.o.r.
01a0:  73 00 74 00 73 00 69 00  67 00 6e 00 73 00 2e 00  s.t.s.i.g.n.s...
01b0:  6c 00 6f 00 63 00 61 00  6c 00 2d 00 64 00 65 00  l.o.c.a.l.-.d.e.
01c0:  6e 00 76 00 65 00 72 00  64 00 61 00 74 00 61 00  n.v.e.r.d.a.t.a.
01d0:  2d 00 64 00 65 00 6e 00  76 00 65 00 72 00 5c 00  -.d.e.n.v.e.r.\.
01e0:  44 00 65 00 6e 00 76 00  65 00 72 00 20 00 46 00  D.e.n.v.e.r. .F.
01f0:  69 00 6e 00 69 00 73 00  68 00 65 00 64 00 20 00  i.n.i.s.h.e.d. .
0200:  50 00 72 00 6f 00 64 00  75 00 63 00 74 00 20 00  P.r.o.d.u.c.t. .
0210:  50 00 68 00 6f 00 74 00  6f 00 73 00 5c 00 42 00  P.h.o.t.o.s.\.B.
0220:  69 00 67 00 20 00 52 00  69 00 67 00 73 00 5c 00  i.g. .R.i.g.s.\.
0230:  5a 00 53 00 54 00 20 00  23 00 31 00 31 00 38 00  Z.S.T. .#.1.1.8.
0240:  2e 00 4a 00 50 00 47 00                           ..J.P.G.
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc (1).jpg'
Error:  The file or directory is not a reparse point.
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc (2).jpg'
Error:  The file or directory is not a reparse point.
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (1).JPG'
Error:  The file or directory is not a reparse point.
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (2).JPG'
Error:  The file or directory is not a reparse point.
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (3).JPG'
Error:  The file or directory is not a reparse point.
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (4).JPG'
Error:  The file or directory is not a reparse point.
N:\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (5).JPG'
Error:  The file or directory is not a reparse point.
Edit: OK, this is interesting. The previous output was from the backup server, accessing the shared drive. Now the following output is from the server, directly accessing the files:
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST #109.jpg'
Reparse Tag Value : 0x80000013
Tag value: Microsoft
Reparse Data Length: 0x0000007c
Reparse Data:
0000:  01 02 7c 00 00 00 00 00  52 bf 52 00 00 00 00 00  ..|.....R.R.....
0010:  00 00 00 00 00 00 00 00  1d f4 1f dd b4 a5 8f 43  ...............C
0020:  a2 85 43 71 c8 c2 16 f1  40 00 40 00 40 00 00 00  ..Cq....@.@.@...
0030:  b3 7f e9 df 04 1a d5 01  5d 23 00 00 00 00 01 00  .......]#......
0040:  70 d0 62 02 00 00 1d 00  01 00 00 00 88 29 00 00  p.b..........)..
0050:  08 12 00 00 00 00 00 00  fa 47 62 cb f5 cc 23 88  .........Gb...#.
0060:  dd 0b 60 bd e0 b1 04 9e  85 0a b6 8f 68 43 ab c3  ..`.........hC..
0070:  a3 c2 a0 1f 9b 5b 9b 21  ad b1 da 3f              .....[.!...?
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST #118.JPG'
Reparse Tag Value : 0xa000000c
Tag value: Microsoft
Tag value: Name Surrogate
Tag value: Symbolic Link
Reparse Data Length: 0x00000248
Reparse Data:
0000:  18 01 24 01 00 00 18 01  00 00 00 00 5c 00 5c 00  ..$.........\.\.
0010:  68 00 6f 00 72 00 73 00  74 00 73 00 69 00 67 00  h.o.r.s.t.s.i.g.
0020:  6e 00 73 00 2e 00 6c 00  6f 00 63 00 61 00 6c 00  n.s...l.o.c.a.l.
0030:  5c 00 44 00 65 00 6e 00  76 00 65 00 72 00 41 00  \.D.e.n.v.e.r.A.
0040:  72 00 63 00 68 00 69 00  76 00 65 00 5c 00 44 00  r.c.h.i.v.e.\.D.
0050:  65 00 6e 00 76 00 65 00  72 00 20 00 44 00 61 00  e.n.v.e.r. .D.a.
0060:  74 00 61 00 20 00 41 00  72 00 63 00 68 00 69 00  t.a. .A.r.c.h.i.
0070:  76 00 65 00 5c 00 68 00  6f 00 72 00 73 00 74 00  v.e.\.h.o.r.s.t.
0080:  73 00 69 00 67 00 6e 00  73 00 2e 00 6c 00 6f 00  s.i.g.n.s...l.o.
0090:  63 00 61 00 6c 00 2d 00  64 00 65 00 6e 00 76 00  c.a.l.-.d.e.n.v.
00a0:  65 00 72 00 64 00 61 00  74 00 61 00 2d 00 64 00  e.r.d.a.t.a.-.d.
00b0:  65 00 6e 00 76 00 65 00  72 00 5c 00 44 00 65 00  e.n.v.e.r.\.D.e.
00c0:  6e 00 76 00 65 00 72 00  20 00 46 00 69 00 6e 00  n.v.e.r. .F.i.n.
00d0:  69 00 73 00 68 00 65 00  64 00 20 00 50 00 72 00  i.s.h.e.d. .P.r.
00e0:  6f 00 64 00 75 00 63 00  74 00 20 00 50 00 68 00  o.d.u.c.t. .P.h.
00f0:  6f 00 74 00 6f 00 73 00  5c 00 42 00 69 00 67 00  o.t.o.s.\.B.i.g.
0100:  20 00 52 00 69 00 67 00  73 00 5c 00 5a 00 53 00   .R.i.g.s.\.Z.S.
0110:  54 00 20 00 23 00 31 00  31 00 38 00 2e 00 4a 00  T. .#.1.1.8...J.
0120:  50 00 47 00 5c 00 3f 00  3f 00 5c 00 55 00 4e 00  P.G.\.?.?.\.U.N.
0130:  43 00 5c 00 68 00 6f 00  72 00 73 00 74 00 73 00  C.\.h.o.r.s.t.s.
0140:  69 00 67 00 6e 00 73 00  2e 00 6c 00 6f 00 63 00  i.g.n.s...l.o.c.
0150:  61 00 6c 00 5c 00 44 00  65 00 6e 00 76 00 65 00  a.l.\.D.e.n.v.e.
0160:  72 00 41 00 72 00 63 00  68 00 69 00 76 00 65 00  r.A.r.c.h.i.v.e.
0170:  5c 00 44 00 65 00 6e 00  76 00 65 00 72 00 20 00  \.D.e.n.v.e.r. .
0180:  44 00 61 00 74 00 61 00  20 00 41 00 72 00 63 00  D.a.t.a. .A.r.c.
0190:  68 00 69 00 76 00 65 00  5c 00 68 00 6f 00 72 00  h.i.v.e.\.h.o.r.
01a0:  73 00 74 00 73 00 69 00  67 00 6e 00 73 00 2e 00  s.t.s.i.g.n.s...
01b0:  6c 00 6f 00 63 00 61 00  6c 00 2d 00 64 00 65 00  l.o.c.a.l.-.d.e.
01c0:  6e 00 76 00 65 00 72 00  64 00 61 00 74 00 61 00  n.v.e.r.d.a.t.a.
01d0:  2d 00 64 00 65 00 6e 00  76 00 65 00 72 00 5c 00  -.d.e.n.v.e.r.\.
01e0:  44 00 65 00 6e 00 76 00  65 00 72 00 20 00 46 00  D.e.n.v.e.r. .F.
01f0:  69 00 6e 00 69 00 73 00  68 00 65 00 64 00 20 00  i.n.i.s.h.e.d. .
0200:  50 00 72 00 6f 00 64 00  75 00 63 00 74 00 20 00  P.r.o.d.u.c.t. .
0210:  50 00 68 00 6f 00 74 00  6f 00 73 00 5c 00 42 00  P.h.o.t.o.s.\.B.
0220:  69 00 67 00 20 00 52 00  69 00 67 00 73 00 5c 00  i.g. .R.i.g.s.\.
0230:  5a 00 53 00 54 00 20 00  23 00 31 00 31 00 38 00  Z.S.T. .#.1.1.8.
0240:  2e 00 4a 00 50 00 47 00                           ..J.P.G.
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc (1).jpg'
Reparse Tag Value : 0x80000013
Tag value: Microsoft
Reparse Data Length: 0x0000007c
Reparse Data:
0000:  01 02 7c 00 00 00 00 00  b8 2e 3c 00 00 00 00 00  ..|.......<.....
0010:  00 00 00 00 00 00 00 00  1d f4 1f dd b4 a5 8f 43  ...............C
0020:  a2 85 43 71 c8 c2 16 f1  40 00 40 00 40 00 00 00  ..Cq....@.@.@...
0030:  c2 61 ee df 04 1a d5 01  5a 16 00 00 00 00 18 00  .a......Z.......
0040:  80 25 be 00 01 00 0c 00  01 00 00 00 48 1e 00 00  .%..........H...
0050:  48 0d 00 00 00 00 00 00  92 82 d1 e3 b5 67 3e 9a  H............g>.
0060:  0d 9d 91 e3 f8 43 92 cf  77 02 7e dc 94 5d 9b 10  .....C..w.~..]..
0070:  ce 8c 96 b0 29 b3 a4 00  03 7a 09 45              ....)....z.E
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc (2).jpg'
Reparse Tag Value : 0x80000013
Tag value: Microsoft
Reparse Data Length: 0x0000007c
Reparse Data:
0000:  01 02 7c 00 00 00 00 00  40 7e 4a 00 00 00 00 00  ..|.....@~J.....
0010:  00 00 00 00 00 00 00 00  1d f4 1f dd b4 a5 8f 43  ...............C
0020:  a2 85 43 71 c8 c2 16 f1  40 00 40 00 40 00 00 00  ..Cq....@.@.@...
0030:  e9 4c f8 df 04 1a d5 01  6e 16 00 00 00 00 18 00  .L......n.......
0040:  80 66 bf 00 01 00 0c 00  01 00 00 00 48 25 00 00  .f..........H%..
0050:  48 0f 00 00 00 00 00 00  1f 80 a9 70 56 4c bd 11  H..........pVL..
0060:  89 48 12 d9 3c d9 5b 83  fb fa 6b 8f cf 71 80 ff  .H..<.[...k..q..
0070:  c3 32 d7 da cc 78 fa d6  97 b6 6d 92              .2...x....m.
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (1).JPG'
Reparse Tag Value : 0x80000013
Tag value: Microsoft
Reparse Data Length: 0x0000007c
Reparse Data:
0000:  01 02 7c 00 00 00 00 00  79 a6 2b 00 00 00 00 00  ..|.....y.+.....
0010:  00 00 00 00 00 00 00 00  1d f4 1f dd b4 a5 8f 43  ...............C
0020:  a2 85 43 71 c8 c2 16 f1  40 00 40 00 40 00 00 00  ..Cq....@.@.@...
0030:  23 93 fc df 04 1a d5 01  5f 23 00 00 00 00 01 00  #......._#......
0040:  e0 e2 62 02 00 00 1d 00  01 00 00 00 08 16 00 00  ..b.............
0050:  08 09 00 00 00 00 00 00  13 18 e7 8d d8 70 f0 55  .............p.U
0060:  b2 49 2c 50 ff 61 88 2e  01 02 c7 fc 0d 66 d1 41  .I,P.a.......f.A
0070:  5a 7f 63 82 8f 26 2d 55  fc d8 7e e7              Zc..&-U..~.
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (2).JPG'
Reparse Tag Value : 0x80000013
Tag value: Microsoft
Reparse Data Length: 0x0000007c
Reparse Data:
0000:  01 02 7c 00 00 00 00 00  5d 98 2e 00 00 00 00 00  ..|.....].......
0010:  00 00 00 00 00 00 00 00  1d f4 1f dd b4 a5 8f 43  ...............C
0020:  a2 85 43 71 c8 c2 16 f1  40 00 40 00 40 00 00 00  ..Cq....@.@.@...
0030:  52 38 02 e0 04 1a d5 01  60 23 00 00 00 00 01 00  R8......`#......
0040:  50 ec 62 02 00 00 1d 00  01 00 00 00 88 17 00 00  P.b.............
0050:  48 0a 00 00 00 00 00 00  4b 9a 3d a9 7d 38 fe 5a  H.......K.=.}8.Z
0060:  65 05 d1 cc a9 8f 59 a9  48 00 c4 39 71 71 e2 66  e.....Y.H..9qq.f
0070:  70 5e dc b2 fb b6 1f 91  01 66 aa 79              p^.......f.y
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (3).JPG'
Reparse Tag Value : 0x80000013
Tag value: Microsoft
Reparse Data Length: 0x0000007c
Reparse Data:
0000:  01 02 7c 00 00 00 00 00  aa 4c 39 00 00 00 00 00  ..|......L9.....
0010:  00 00 00 00 00 00 00 00  1d f4 1f dd b4 a5 8f 43  ...............C
0020:  a2 85 43 71 c8 c2 16 f1  40 00 40 00 40 00 00 00  ..Cq....@.@.@...
0030:  27 e2 05 e0 04 1a d5 01  61 23 00 00 00 00 01 00  '.......a#......
0040:  00 f7 62 02 00 00 1d 00  01 00 00 00 c8 1c 00 00  ..b.............
0050:  88 0b 00 00 00 00 00 00  31 16 ea 6a 06 bf 1b f6  ........1..j....
0060:  72 d7 7e c2 99 7d b6 c8  47 31 4e 27 85 13 55 6f  r.~..}..G1N'..Uo
0070:  e9 7d b9 e5 10 fa 96 8a  9c 00 e2 e3              .}..........
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (4).JPG'
Reparse Tag Value : 0x80000013
Tag value: Microsoft
Reparse Data Length: 0x0000007c
Reparse Data:
0000:  01 02 7c 00 00 00 00 00  8c 96 40 00 00 00 00 00  ..|.......@.....
0010:  00 00 00 00 00 00 00 00  1d f4 1f dd b4 a5 8f 43  ...............C
0020:  a2 85 43 71 c8 c2 16 f1  40 00 40 00 40 00 00 00  ..Cq....@.@.@...
0030:  cc a4 08 e0 04 1a d5 01  62 23 00 00 00 00 01 00  ........b#......
0040:  f0 02 63 02 00 00 1d 00  01 00 00 00 88 20 00 00  ..c.......... ..
0050:  08 0f 00 00 00 00 00 00  2a 8b 70 60 7d 49 8c a4  ........*.p`}I..
0060:  22 0f cb de dd 27 ab e7  b2 57 d1 62 fb cc 87 e0  "....'...W.b....
0070:  a6 09 2f 04 02 18 32 ce  a2 1d fa 4c              ../...2....L
PS E:\DenverData\Denver Finished Product Photos\Big Rigs> fsutil reparsepoint query '.\ZST Inc 110 (5).JPG'
Reparse Tag Value : 0x80000013
Tag value: Microsoft
Reparse Data Length: 0x0000007c
Reparse Data:
0000:  01 02 7c 00 00 00 00 00  0b 50 2f 00 00 00 00 00  ..|......P/.....
0010:  00 00 00 00 00 00 00 00  1d f4 1f dd b4 a5 8f 43  ...............C
0020:  a2 85 43 71 c8 c2 16 f1  40 00 40 00 40 00 00 00  ..Cq....@.@.@...
0030:  ec 34 0d e0 04 1a d5 01  63 23 00 00 00 00 01 00  .4......c#......
0040:  60 12 63 02 00 00 1d 00  01 00 00 00 c8 17 00 00  `.c.............
0050:  c8 0a 00 00 00 00 00 00  f0 c0 09 bb 24 e0 bb 09  ............$...
0060:  c7 11 a2 be 9e 31 af 34  39 a0 05 21 0a 1a 58 50  .....1.49..!..XP
0070:  59 2b f9 7d 68 ca b8 17  0c 75 f8 6c              Y+.}h....u.l
And another edit: I have installed Duplicacy directly on the server, and set it up to back up directly from the drive instead of through a Windows share. Duplicacy is now happily backing up the files without errors. So at least I know I can back up the files.
However, this doesn’t fix the problem of Duplicacy not being able to back up the files from a different server. I’d still like to have my file server and backup server separate for management purposes.
@gchen Just want to make sure you saw my latest updates…